5000 social bookmarking and other SEO needed - large project

We are in immediate need to hire an experienced and reliable person or company for social bookmarking project for 200 urls. Each url submit to 25 most popular social bookmarking sites, total 5000 bookmarks. Our budget is 3 cents per bookmark, $150 for 5000 bookmarks. For the right candidate, this project will lead to many more bookmarking or seo projects for our other few hundred urls on regular monthly basics. We are serious looking for long term, reliable, cooperative, reasonable priced SEO services with good work don’t look spammy. Below are some basic requirements: *****Old bookmarking accounts preferable. *****You should really be an Expert in Bookmarking. Send me some previous report for us to review when apply. *****Need to make sure it does not look like spam. If you don’t have already some bookmarking accounts, you will need to create BELIEVABLE accounts - This means bookmarking WITH posting a positive comment on our site, not just only positing our website there without any comments. *****Each new account only post 5 to 10 urls. So various account need to be created but spread the work during 30 to 40 days period. *****Manual work only. No auto submission software used. *****Each url rotate 5 titles. Titles, descriptions or articles, keyword tags will be provided. *****Each url submit to top 25 social bookmarking sites, such as [login to view URL], Digg, Facebook, Furl, StumbleUpon, Yahoo MyWeb…. *****Each week you need to provide us with a Exel spreadsheet with the links to the bookmarks so we can verify the URLs. *****New account user name, password, email used to create the account and the email password will be on the excel spreadsheet as well. *****Payment will be made after each 1000 social bookmarking are posted & verified. Or after all 5000 bookmarking done, whichever way you prefer. *****Spread the work during 30 to 40 days ( or even longer) period to avoid spam alert. *****You can pm me your proposals / previous work report / other SEO offers to make our web promotion successful. Our budget is 3 cents per bookmark, $150 for 5000 bookmarks. Once again, for the right candidate, this project will lead to many more bookmarking or seo projects for our other few hundred urls on regular monthly basics. We are serious looking for long term, reliable, cooperative, reasonable priced SEO services with good work don’t look spammy.