If you own Scrapebox, then you could raise your PR, rank of your website/blog by submitting them to 2,000,000 .edu and .gov blogs. Note : These blog list have good PR rank and are good in organic traffic, by submitting your posts to this site your PR, Alexa and organic traffic would have a good increase.As these are quality blogs you need not worry about being slapped by Google , infact google loves those site who have there links in .gov and .edu sites... I would also provide bonus to first 10 buyers, So hurry up...