Blog Commenting job for facebookdev only

$50 Job for facebookdev: This project will be fairly easy for anyone who has experience in posting relevant and sensible comments to blog. I will provide you the tools to find relevant blogs and also a list of Blogs for you to make comments on. All blog comments will have a link back to our sites. All comments will need to be at least 30 words. NO using of universal comment. Every comment has to be unique and address to the blog posting. Blog commenting will be in a wide range of subjects. no commenting on blog farm or adult sites or any kind of black hat SEO. please quote based on a block of 500 ACCEPTED posting/comments (with 500 backlinks) on blogs. Any rejected blog commenting will not be counted. these 500 comments will be spread over 10 of our websites. That it, 50 comments linking back to 1 of our websites. Multiply by 10, i should get 500 backlinks for 10 of our websites. It can't explain any simpler or clearer than this. BEFORE YOU BID, please read again my requirements and make sure you understand what you are bidding on. PMB if you have further queries.