Tracking reputations online
I have written before about ways and means of doing this for yourself.
the simplest method is a Google Alert for your brand name (and any obvious mis-spellings).
But have a look at these alternatives
Bloppy juust tracks web posts and comments
Tired of losing track of the comments you wrote on blogs you like? Missing comments from other users? So was I! But fear no more. Now you can receive notifications on your email of new comments on your favorite blog posts!
Co.mments also tracks posts but calls them 'conversations'
co.mments helps you stay on top of the conversation by keeping you updated of new comments. Just bookmark, track and follow.