Hello George Hardesty,
Hope you are doing well,
I have thoroughly reviewed your job details and discussed with mine team,I am comfortable with your job and it need maximum R&D ,so,I am feeling uncomfortable to do it on fix budget,we can do it hourly and mine hourly charges for this job for you are $4/hr.
As,you have seen mine quality work in your last job,so,I hope we will share again good work relationship and again, I guaranty you quality job.
Please initiate an interview and feel free to ask your queries,i am open to them.
looking forward to have valuable response.
Thanks and Regards,