My Opinion.....

..... about a good blog to read. It's not about pulmonary embolisms or DVTs but is an intelligent overview of 'marketing ethics for the easily swayed'.
http://ethicalnag.org/
The creator, Carolyn Thomas, offers 'about the nag' at:
http://ethicalnag.org/about/
 
I have written permission to post this from the creator of that site. And any reposts of hers as long as attribution is given. Which will be given.