Backlink Expert Required - Google penguin and Panda Proof

Looking for an experience back linker or company to work on various clients I have that we're already doing on-page SEO for. Planning on spending £50 per month for each client, IF YOU BID MORE YOU WILL BE IGNORED We are a UK SEO specialist with clients in many industries. Keywords will be provided for each clients website and it is imperative that you are reliable and efficient at back linking, keeping in mind the constant changes Google is making on a daily basis Multiple IP addresses required enabling the websites to shoot up the ranks in the search engines. Not interested in receiving 1000's of 'low quality' links that do little for rankings other than alert Google of unnatural changes. We are a WHITE HAT SEO company and therefore expect the same ethic from those we work with. High PR links are required. The back links need to be of top quality, and NICHE specific (relevant to our clients website) Please provide a guide of the back links you would provide per month based on this budget, along with details of the type of links you will build. The first job you are bidding on here is a test of your strategies, and once we can see you are the correct company for us, we will let you in on other projects. Please respond with "Whakki" so I know you have read and understood this brief. I need detailed examples of DO FOLLOW links you have provided other clients, along with examples of rankings you have achieved (before and after) - Screenshots of webmaster tools changes would be a bonus.