FYI, if you want to learn more about a specific patent, you can read the examiner's reasons for allowance at the public pair website (http://portal.uspto.gov/pair/PublicPair)
Looking at that site, the reasons for allowance are the claimed features of:
"...displaying to a reader, who can leave a reader comment in response to said online information, an offer associated with said online information, said offer being an offer to alter a reader comment from said free default format to a distinctive format for a fee"
Looking at that site, the reasons for allowance are the claimed features of:
"...displaying to a reader, who can leave a reader comment in response to said online information, an offer associated with said online information, said offer being an offer to alter a reader comment from said free default format to a distinctive format for a fee"
*with a priority date of 6/6/2009