We continue our week's discussion about being paid to blog by delving into the question of disclosure: Whether you are explicitly paid money, paid in services or product, or are simply biased because of your relationship to the vendor or subject, it's not an infrequent occurrence for bloggers to find themselves writing about something where they're quite clearly biased (see yesterday's discussion Quick, are you biased?) and need to let their readers know.

While it's easy to say "yeah, disclose it," there are ways and ways to disclose. Obviously, when you should be disclosing but aren't, it's trouble, as happened with Wal-Mart / Edelman's ham-handed management of the Walmarting Across America weblog (which I wrote about on my own blog: Edelman screws up on Wal-Mart Blog Project). That's an extreme case, however.

But what about a blog that has small print on the bottom of the page that, when you actually zoom in and read it, says something like...

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