Marketing needed for 7 sites ( link building, article )

Hello, I need marketing for seven websites [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] [login to view URL] For each website, I will need: An article written ( I offer $3 per article, x 7 websites would be $21 ) and submitted to top 400 article sites ( I offer $10 for submiting an article for one website to 400 article sites, that would be $70 ) The article must be in the form of a tutorial, saying something like how to ... ( ex. how to backup Outlook Expres or how to choose charities to Donate to ) etc.. 100 backlinks for each site, from PR3+ pages, do follow, related topic ( for 7 sites would be 700 links, I offer $1 per four links, and this would be $175 ) An video tutorial created ( in Camtasia studio or similar ) of 2 minutes long, with good english vocal explanation, of how to do something ( ex. how to create a backup copy in Outlook Express ), and submission of this video to top video sites, such as [login to view URL] , [login to view URL] , etc ( I offer $10 for video, x 7 websites would be $70 ) So, for each website, an article, submission of article, 100 backlinks, and a video tutorial and submission of video tutorial, would be about US $336 I am expecting bids with prices around this, and with a timeframe of 5 to 30 days