I noticed a very innovative (yet scary, irritating and good-for-nothing) marketing/sales tactic that uses blogging software as a means of populating pages.
Look at this entry below …
This is one of MANY entries that gooble up search terms, and create automated blog entries. So when I was on technorati, searching for a logitech quickcam, one of the resulting entries led me to that page.
Needless to say, the links on that page point to pay-per-click advertising for the blog operator.