Cindy Webb points to a (free for 7 days) WSJ piece on blog advertsing and citizen journalism:
Many Advertisers Find Blogging Frontier Is Still Too Wild
Blogs’ reader commentary can take unpredictable
turns — which is why it takes a thick-skinned company to experiment in
this medium. On Weblogs’ Autoblog and Engadget blogs, some ads are
followed by a link that says, "Comment on this automobile," or "Comment
on this product/service." On Engadget, 24 readers did just that,
offering praise, suggestions and criticism about the ad and the
products for Griffin Technology, a Nashville, Tenn., maker of Apple
accessories.