How do you chat with external users in microsoft teams jobs

I'm looking for a professional digital marketer who specializes in social media marketing to primarily assist in boosting lead generation for my business. Key responsibilities would include: - Strategizing and executing marketing campaigns targeting Facebook and Instagram users. - Utilizing innovative methods to optimize advertisements or organic posts for lead generation. - Monitoring and analyzing campaign performance. The ideal freelancer for this job will have: - Proven experience in managing successful social media campaigns with a focus on lead generation and brand awareness - Proficient knowledge of social media algorithms and how to leverage them for maximum reach. - A solid understanding of using Facebook and Instagram as busines...

...savvy developer to create a 1D barcode (UPC, EAN) inventory management system. This should then be integrated with an existing product management system. Key requirements: - Design and develop a user-friendly barcode inventory control system - Experience with 1D barcodes, preferably UPC and EAN - Capability to integrate with existing product management software The main users of this system will be store staff members. Therefore, it should be easy to navigate, and seamless in functionality to support a fast-paced retail environment. Expected expertise: - Proven experience in building similar inventory management systems - Proficiency in working with 1D barcode technology - Expertise in software integration - Solid und...

I am seeking a p...developers to create a robust, functional 3D PPT Maker which is compatible with Microsoft PowerPoint. The intended software should contain comprehensive features like: - 3D modelling of objects - 3D animations and transitions - 3D text and typography Moreover, this software must not just support basic or intermediate 3D effects, but be capable of delivering advanced 3D effects as well. The ideal candidate for this project would be someone with considerable software development experience, particularly in creating software that interfaces with PowerPoint. Experience in 3D modeling, animation and typography are a must. Your task will be challenging, but rewarding- as your tool will help users create high-quality prese...

I'm in need of an experienced Flutter Web App developer to develop a one page sample app that uses Firebase as back end. The app should be able to list Excel files from the server and allow the user to select a file and email the file as an attachment. The function must work on Android devices including Chromebook. The development environment must be on a MacBook with Android Studio IDE. Sending URLs instead of attachments is not acceptable. Key Requirements: - Utilize Flutter for the front-end development. - Incorporate Firebase for back-end data management. - Implement support for Excel files specifically. - Provide means to list the documents stored in the Firebase account. - Include functionality to email these files as an attachment. Ideal Skills: - Profici...

...chatbot with a web chat interface using the Llama 2 7bn LLM model to assist users in resetting their passwords. The chatbot will interact with users to collect verification details (employee number, name, date of birth, boss's name, and last four digits of cell number) through a structured conversation. The system will validate user inputs against an API and terminate the conversation after three invalid attempts. Upon successful verification, a text message with the new password will be sent via an external API. The project will include creating APIs for future speech input/output integration, ensure response times under 1.5 seconds, handle multiple simultaneous users with unique identifiers, and provide customi...

...comprehensive lead generation and auto-boarding system using System.io. Key Responsibilities: - Developed using for B2B lead generation, with the primary goal of increasing lead generation - Implement effective email marketing strategies within the system - Incorporate conversion optimization tactics to maximize lead conversion Ideal Candidate: - Intermediate level expertise in using - Extensive experience in lead generation, ideally within a B2B context - Proven track record in successful email marketing campaigns - Strong understanding of conversion rate optimization The project will require a highly organized individual with a keen eye for detail and the ability to implement a strategic and data-driven approach to lead generation. All resour...

I require a proficient architect with in-depth knowledge of architectural representation. This unique project involves a 3D images for a Roman Thermae building. Skills and Experience Needed: - Ability to generate realistic 3D visualizations of structures Project Scope (only representation) 10 IMAGES 3D 07 external - 3D is done 03 internal - 3D to be modeled (single storey box with a gallery and a bar view) Please include relevant portfolio examples in your proposal. The successful applicant will be required to work closely with me to ensure the designs accurately represent the concept of the design.

...trainer, I'm in the process of setting up contracts and liability waivers to protect my company's interests. These documents are primarily aimed at minimizing legal risks, especially in customer interactions. Key Requirements: - Develop legally sound contracts and liability waivers: My primary goal is to ensure that these documents are comprehensive, clear, and legally enforceable. - Tailored for Customers: The primary users of these documents will be my customers. Therefore, it's crucial that the terms and conditions are easily understood by a non-legal audience. - Digital Distribution: The preferred method for distributing these documents is digitally, either via email or on our website. Ideal Freelancer: - Legal Expertise: I'm looking for ...

...WordPress real estate website with an existing IDX and VOW services purchased from MyRealPage. I am looking for a skilled professional to integrate these services into my website to enhance lead generation through property searches. Key Requirements: - Install and set up the MyRealPage IDX and VOW services on my website. - Customize the integration to ensure the user experience is seamless and straightforward. - Implement additional features like advanced search filters, user registration for saving searches, and an interactive map search. Ideal Skills & Experience: - Proficient in WordPress development and customization. - Extensive experience with IDX and VOW integration, preferably with MyRealPage and preferably with the Toronto Real Estate B...

...can help me create a web application with a specific focus on music streaming. Key functionalities of the project include: * Building the web application from scratch with ASP .NET MVC * Synthesizing a user registration system. It's essential to track user activity for future features, but no user login will be required to access content. * Establishing a data analytics feature. This data should be accessible to admins and will be used to gauge user preferences and activity. * Incorporating real-time notifications. This functionality should alert users of new content, primarily new music uploads. An essential part of this project is the local storage and streaming of music files. These files need to be stored on our server and not sourced from external...

I am seeking a skilled 3D artist to create a photorealistic external visualization of a stone bridge at the side of a lake and a lake view visitors balcony for an architectural project. The ideal candidate should have: - skills in 3D modeling and rendering - Experience in architectural visualization, especially with outdoor structures Please provide samples of previous works similar to this project when you bid. Thanks in advance for your interest and bids.

I am in need of professional help to bring structure and uniformity to my extensive Word document, which is 60 pages. The scope of work will include: - Text and paragraph layout adjustment: This involves ensuring proper alignment, indenting, and spacing across the entire document. - Consistent formatting: I want the document to maintain a uniform format throughout, with common styling in terms of font size, type, text color, and more. The ideal freelancer for this job would have excellent attention to detail, a high degree of proficiency in Microsoft Word, and a background in editorial work or document design. Experience with large word documents is a plus. Your commitment to delivering work on time alongside quality is paramount.

I have a small project that involves typing less than 100 pages of handwritten documents into Microsoft Word. I need a skilled typist with exceptional attention to detail. Key Requirements: - Typing of less than 100 pages of handwritten documents into Microsoft Word - Ensuring accuracy and maintaining the original format to the best extent possible - Proficiency in English to ensure the typed content is error-free Ideal Skills: - Experience in data typing, particularly from handwritten sources - Proficiency in Microsoft Word - Strong English language skills for editing and proofreading I am looking for a professional who can deliver this project accurately and efficiently.

ONLY RESPOND IF YOU CAN WORK ON THIS NOW. I urgently need assistance with my potentially damaged Microsoft Exchange 2016 database. I'm not sure if it's damaged, but I'd like an expert to mount it.

I need help with developing an advanced passenger information system for a public transportation project. This will primarily involve creating a notification system to promptly alert riders of delays or any changes to their journey. Potential freelancers should ideally have: - An understanding of transport logistics - Experience with application or software development especially with geo-location and notification functionalities - Ability to design a system that is user-friendly and accessible to a large number of users Providing a robust, efficient system that users can depend on is the key.

I'm in need to develop a Telegram bot as a mini app. The main goal of this bot is to help me gain more users for my crypto project. it shall be similar to spinner coin mini app in telegram but with a different simple game. Bid only if you already have done similar projects.

Hello, I will need a basic php...will need a basic php app, for a simple petrol stations management. with 2 roles and a rest api that will support the following calls: 1. GET: Get service station data and prices of selected fuel. GET: Number of service stations (integer), maximum, minimum and average price per litre (with 3 decimal places). 3. GET: Get a price list of a service station. 4. POST: User login (the database already has users). 5. 6. GET: Receive orders of a service station from the service station owner 7. PUT: Price change to fuel from petrol station owner 8. PUT: Execution of an order by the retailer 9. DELETE: Deletion of an order by a petrol station owner or by a simple user (if it has not been executed). Analytical details docx on chat. ...

...User Face Image with Clothing Overlay I am looking for a freelancer who can utilize AI technology and image processing to create a single image that combines a user's face image with clothing overlay. The specific requirements for this project are as follows: AI Technology: - The freelancer should have expertise in image processing techniques to achieve the desired result. API Preferences: - There are no specific API preferences, and the freelancer can use their discretion in selecting the most suitable API for the task. Final Output: - The final output should be a single image that contains the user's face image with clothing overlay. - The clothing overlay should include a t-shirt from a second image and pants from a third image. Ideal...

I'm in need of a developer proficient in Python who can create a video tutorial. The tutorial should showcase the process of building a user authentication login page for a web application using the Microsoft Graph API. The loging should just allow pre-registered users (from azure dashboard) to enter the app. Ideally the should build a little login page using streamlit! Key Requirements: - Expertise in Python: Comprehensive proficiency in Python is a must, as the tutorial is centered around this language. - Familiarity with Microsoft Graph API: The ability to leverage the Microsoft Graph API for user authentication is essential. - Video Creation: While I'm not looking for a professional video maker, the candidate s...

...application in Flutter or in Android Studio that recommends its users the local area popular songs based on their GPS location. Submit the source code and the apk file Projet 2: Create a Mobile Application for a Cafe Restaurant to receive orders from its Customers. The Application should offer a list of menu items [For Example: Coffee, Garlic Bread, Cheese Sticks etc.] You can choose the menu items from 4-5 items as per your choice. Try to make the application visually appealing and interactive in terms of graphical user interface (GUI). Demonstrate your coding and presentation skills by creating a short video of "you" breifly explaining how you coded and ran the simulator in Android studio or Flutter [ Basically...

...need a programmer or a team who can add a key feature to my clothing website aimed at teens and young adults. The feature is a virtual clothing try-on utility applicable to all categories of attire, from tops to bottoms. This platform enhancement has the primary purpose of refining the online shopping journey for our users, fostering a more immersive, engaging, and satisfying user experience. Ideal candidates will have a strong background in: - Web development particularly in eCommerce platforms - Prior experience implementing virtual try-on or similar augmented reality features This development project requires: - Modification of the existing product pages to integrate the try-on feature - Ensuring the feature is user-friendly, intuitive and compatible across var...

Hello, I will need 2 different versions of a very simple booking android app. the important part is the communication with our simple Java (eclipse) backend. Analytical step-by-step details will be sent in doc, together with helpful code and matterial, as well as the java eclipse project of the backend. We will need 2 completely different versions of the same app (completely different gui, comments on code, approach where possibble, all variable and function names, structure and order) Budget is $200 USD for both (2 milestones $140 USD and $60 USD) Deadline: 27/5 for the first and 30/5 for the second

...portal on the Radix network that caters to individual users. This portal is specifically meant to facilitate instant payments through cryptocurrency. Key Requirements: - **Radix Network Integration**: You should be familiar with the Radix network and have experience in setting up payment systems on it. - **Cryptocurrency Integration**: The payment gateway should support any cryptocurrencies on the Radix network. - **User-Friendly Design**: The portal should be intuitive and easy to navigate for individual users. - **Instant Payment Processing**: The primary goal for this portal is to facilitate quick payments, so a fast and reliable payment processing system is essential. Ideal Skills: - Experience with Radix network - Proficiency in se...

I need an expert to develop a macro tailored to automating report production tasks in Microsoft Excel. The main purpose of this project is to streamline the process of regular report production and increase overall efficiency. Ideal skills and experience include: - Proficient in Microsoft Excel - Experience in macro development to automate tasks - Knowledge in automating report production Your role will involve designing and implementing a suitable macro for regular report production in Excel. I'm looking for someone who can provide a timely and efficient solution.

I'm in need of a web developer who can help me build a Modern and minimalist Portfolio site on WordPress. Key Features Required: - Contact Form: A simple and user-friendly contact form that visitors can use to reach out to me. - Image Gallery: The ability to showcase my projects and work in a visually appealing manner. - Testimonials Section: A dedicated space where I can feature client feedback and testimonials. Additional Requirements: - Online Book Order: I'd also like to integrate a feature where users can order my book online. The order should be secure, and the content should be protected from being downloaded or copied. Ideal Skills: - Proficiency in WordPress development - Experience in designing modern and minimalist websites - Abili...

I'm in need of a creative writer to come up with "Would You Rather" jokes for a middle school audience. The jokes should: - Be suitable for middle school students. - Be delivered in written form, without the need for illustrations or audio. - not IA generated - not from internet or from existing books (sorry, we already have them all) Ideal candidates for this project are: - Experienced writers or joke creators who understand the unique sense of humor of middle schoolers. - Able to produce engaging and fun content that is suitable for kids/family party. - Creative and able to come up with a wide range of jokes on different everyday topics. Your work will help entertain and engage our young listeners and must respect the target audience...

Hello, I'm looking for a professional developer who can create an app for Android camera that can receive live video streams from OBS and broadcast them directly onto...streams from OBS and broadcast them directly onto the primary screen of the smartphone's camera. The app should be able to convert the stream sent from OBS into a format compatible with the phone's primary camera and display it in high quality. The app should be capable of playing the video directly without the need for an external application, but I need a skilled developer with experience in integrating with OBS and efficiently programming the app. The app should be compatible with the latest versions of the Android operating system. Please provide a detailed...

...The application will interface with external systems through APIs. Your role will involve seamless integration. Frontend Developer Tasks: - JavaScript Development: Your JavaScript expertise will be crucial in building interactive and responsive user interfaces. - React Development: You will be working with React to create dynamic, efficient, and scalable frontend components. - User Interface Design: An eye for design and user experience is essential. You'll be responsible for creating an intuitive and appealing interface. The main purpose of this project is to build a sophisticated web payment application from the ground up. The successful team will need to communicate effectively, work well together, and demonstrate a high level of skill and cr...

I have a detailed, digital drawing of a couple of processes and I need a professional to convert it into a 1-page flow chart using Microsoft Visio. This task should take less than an hour for an experienced individual. Requirements: - Convert a digital, highly detailed process drawing (attached) into a 1-page flow chart - Expertise in Microsoft Visio - Any flow chart model you can use that is editable in case of changes. The ideal candidate should be able to quickly understand the processes from the drawing and translate them into a clear, concise and visually appealing flow chart. Experience with similar tasks and a quick turnaround are both highly desirable.

...building a dynamic web application. Back-end: Node.js with Express for server management and API integration. Database: MongoDB or PostgreSQL for storing session data securely. Authentication: OAuth for handling secure authentication with streaming services. Technical Requirements and Development 1. Secure Authentication: Implement OAuth or a similar secure authentication protocol to allow users to log into their streaming services without storing their credentials. 2. Device Management: Develop a system to manage devices that can stream content, ensuring only authorized users can access the services during their stay. 3. Session Management: Ensure that user sessions are automatically ended upon checkout, or provide a simple way for users to log out ...

I'm looking for an experienced Android developer to c...to create an educational app. The app's primary goal is to provide educational content to users. In order to deliver this content effectively, I need the following functionality: - User Accounts: The app should allow users to create profiles and log in. This is essential for tracking progress and providing personalized content. The ideal candidate for this project should have: - Proficient in Java and Android development - Experience in creating user account systems within apps - Prior experience in educational app development would be a plus. Please provide examples of similar projects you've worked on. I'll be looking for someone who can not only deliver a ...

I am looking for a talented app developer who has experience creating educational apps for the Android platform. The main focus of this project is to design and develop an interactive educational app that will engage users through quizzes and assessments. Key Requirements: - Expertise in Android app development - Proven experience in building educational apps - Ability to integrate interactive features like quizzes and assessments - Strong understanding of UI/UX principles - Communication skills to ensure project requirements are met The ideal candidate for this role would be a forward-thinking, detail-oriented professional who can deliver a high-quality, user-friendly educational app.

I am in need of a skilled PHP developer who can help me with implementing some design adjustments on my website. The job will involve: - Making layout adjustments - Updating the fonts - Adding new sections, specifically testimonials Your tasks will include modifying the layout of the website to accommodate the new sections and updating the fonts to align with the design changes. You will also be responsible for ensuring that the users' testimonials are seamlessly integrated into the design. Ideal Candidate: - Proficient in PHP - Strong understanding of front-end design - Experience in layout adjustments and font updates - Ability to add new website sections - Attention to detail, to implement the design changes accurately. Please...

I'm in need of an Android developer who can create an AI chat application using Kotlin. The project will require the following skills and experience: - Proficiency in Android development with Kotlin - Experience in integrating AI functionalities - Familiarity with AI Chat development - Ability to optimize for performance and scalability - Experiance in Audio/video calling - Knowledge of Firebase Database. -Chatting using Firebase. Please note that the target audience and specific features for the AI chat application are yet to be defined.

...to produce a top-tier chat and booking bot to enhance our Go High Level platform. The bot should be capable of performing tasks autonomously, specifically: - Managing bookings: The bot should effortlessly handle our booking system, including the ability to schedule appointments, manage cancellations and handle changes to existing bookings. This must not be done by simply sending a booking link - we've tried this and adherence is poor. Appointments must be booked as though speaking to a human via text message. - Customer support: Additionally, the bot should be capable of engaging with customers, answering commonly asked questions, and providing general customer support to enhance our user's experience. Key skills for the job include: - Extensive experi...

...have a Microsoft Word Form document (tables filling 2 pages) that I'd like converted into a webpage form that users can interact with. The form will be used to enter essential information to properties by our data entry operators. This will be one (1) html page only, no backend development necessary (php receiving the form optional, see below). „Nice Admin“-Template must be used: Project Requirements: - Convert Microsoft Word Document (2 pages) to Web Form: Transform the content and layout of the Word document into a web-based form. - Responsive Design: Ensure the form is fully responsive and looks great on all devices (desktop, tablet, and mobile). - Form Fields: Create all necessary form fields as outlined in the Word

...aimed at the healthcare sector, with a primary focus on benefiting patients. The core functionality of this project will revolve around the implementation of smart contracts and automation. Key objectives and requirements: - The project should be built on a secure and highly encrypted blockchain framework. - The solution should facilitate transparency and decentralization within the healthcare industry. - Implementation of smart contracts will be a critical feature, automating processes and enhancing the efficiency of operations. - The end users of this blockchain solution are primarily patients, meaning that the platform should be designed with user-friendly features and clear communication in mind. Ideal skills and experience for this project: - Proficie...

Need 2 hours tutoring. I have a wix website and I want to understand how to add and remove blogs on the wix website. please let me know the price for 2 hours tutoring.

The project consists of an AI-based booking platform that receives booking orders from various text sources. The text does not have a predefined format. The AI analyzes the text to generate the corresponding booking order in a predefined format, enabling integration with a small ERP software. Input and output data must be defined and calling functions created in C# if required. The AI is desired to be working on a private local server running Microsoft Windows Server.

I'm in need of a skilled PHP developer to create a custom admin dashboard. The primary goal of this project is to provide a user-friendly interface for my data, with the following features in mind: - **Data Visualization**: I want the dashboard to be able to display key data pertinent to my business. This may include sales data, user activity, and website traffic. - **User Management**: While not explicitly stated, I understand the importance of user management in an admin dashboard. Therefore, building a system that allows for user management is a crucial part of this project. - **Role-based Access Control**: I want the dashboard to have role-based access control. This means that users will have different levels of access based on their roles withi...

I need help with my Microsoft Excel project! Specifically, I require assistance with the following: - **Formulas and Functions:** - Basic arithmetic operations. I don't need anything too complex, just fundamental formula structures. - **Automation:** - No macros for repetitive tasks are required, but I need guidance on setting up conditional formatting rules within the document. I'm looking for a Freelancer who is experienced in Excel and is comfortable with basic arithmetic operations and conditional formatting. You should be able to provide clear, concise, and easy-to-follow guidance. A strong attention to detail and excellent communication skills are a must. If you're proficient in these areas, I'd love to ...

...marketplace an have an excellent website (Build in Next Js) that is facing some indexing issues in google. I'm looking for an expert in programmatic SEO (pSEO) to help me resolve these issues. We currently have 3.8 M pages build through programmatic SEO and only 136K pages are indexed. Key Responsibilities: - Identify & resolve the specific indexing problems affecting my website - Suggest and implement strategies to improve website's indexing Ideal Skills and Experience: - Proven track record in SEO, with a strong emphasis on programmatic SEO - Expertise in resolving indexing issues - Excellent understanding of search engine algorithms and indexing processes - High proficiency in SEO tools and analytics Your insights and...

...knowledge of WordPress • Designing and building the website front-end • Knowledge of front-end technologies including CSS3, JavaScript, HTML5 and jQuery and REST/API integration • To understand and work with various page-layout and eCommerce plugins and to add images, icons, and vectors that function on desktop- and mobile-friendly web pages • Interest in conducting research and learning new things to overcome challenges • Conducting website performance tests • Monitoring the performance of the live website • Experience optimizing web pages and improving page speed • Collaborate with internal teams to produce software design and architecture • Write clean, scalable code using NET programming languages &bull...

I'm seeking experienced Javascript and Jquery developers to help create several interactive features on a web platform. The project involves: - Developing ...Developing dynamic content loading: The platform will require the ability to dynamically load content, including tables, charts, and other visual elements. - Implementing real-time notifications: The system will need to push notifications to users in a dynamic, real-time fashion. - Ensuring full responsiveness: It's crucial that the project be fully responsive across all devices. The ideal candidate will have a proven track record of web development, particularly in Javascript and Jquery, and a strong understanding of user experience and responsive design. You should be able to work efficiently ...

...need a short, vibrant reel for the launch of a new area in our discount app. The main goal is to introduce new venues to our users, emphasizing on their logos, discounts, and a short text displaying the discount amount. Key Requirements: - 30-second duration: The reel should be concise and engaging, maintaining viewer interest throughout. - Inclusion of video footage: Incorporate clips of the new venues to give users a visual insight into what to expect. - Logos: Each venue's logo should be prominently displayed, ensuring brand recognition. - Discount amount in text: Alongside the video footage, a text overlay displaying the discount amount should be included to amplify the promotional effect. Skills and Experience: - Proven experience in creati...

JOB ONLY for freelancers form CHINA MAINLAND I need of a proficient iOS app tester to help me with my social networking app. The application is designed for iPhone users and will have the primary feature of sharing location. Key Responsibilities: - Review the app's overall functionality - Confirm that the location tracking feature operates correctly - Suggest improvements for user experience Ideal Candidate: - Proficient in iOS app testing - Understanding of location tracking functionalities - Experience with social networking apps is a plus Please provide any relevant experience you have in this area, and explain your approach to testing a social networking app. Your suggestions for improving the location tracking feature are also highly...

I'm in need of a developer proficient in Python who can create a video tutorial. The tutorial should showcase the process of building a user authentication login page for a web application using the Microsoft Graph API. The loging should just allow pre-registered users (from azure dashboard) to enter the app. Ideally the should build a little login page using streamlit! Key Requirements: - Expertise in Python: Comprehensive proficiency in Python is a must, as the tutorial is centered around this language. - Familiarity with Microsoft Graph API: The ability to leverage the Microsoft Graph API for user authentication is essential. - Video Creation: While I'm not looking for a professional video maker, the candidate s...

...Developer Needed for Live Video with Advanced Group Chat and Community Feature for Description: We are looking for an experienced developer to create and integrate a new feature into our existing news platform, Medunews.com. This feature will include a live video functionality with group chat, advanced community/group creation options, and a temporary email address blocking system. The design and structure of this new feature must align with the current design of our website, which is built using the CodeIgniter 4 framework and running on AlmaLinux v8.9.0. The web server is Nginx. Project Requirements: Live Video with Group Chat: Implement a live video streaming feature that allows users to broadcast and watch live videos. In...

I'm in need of a freelancer proficient in Microsoft Word and graphic design to inject a PNG image as the background of a Word document. Key Tasks: - Insert PNG into a Word file, ensuring it is spread across the entire page as a background - This PNG needs to be present on all pages of the document to enhance the aesthetic uniformity - The output should generate a consistent branded document, improving its visual representation Ideal Skills: - Proficient in Microsoft Word - Proven graphic design experience - Attention to detail - Understanding of visual brand aesthetics For the winning bidder, attention to detail, punctuality, and excellence play a critical role in this project's successful execution. Please submit bids with r...

...Ideally, you will have a strong level of experience and skills in managing safety issues at large scale events with an expected attendance of more than 5,000. Key Responsibilities: - Develop and implement robust safety measures addressing key anticipated issues including Crowd Control, Medical Emergencies, and Fire Hazards. - Review and approve all safety arrangements and plans prior, during and after the event, - Continuously monitor safety compliance during the event. - Quality control - Auditing and monitoring - Document management - Policy and procedures implementation - Other events safety related matters Skills and Experience Required: - Proven experience in large scale event safety management. - Expert knowledge of various safety threats and ...