Among the allegations:

• "Widespread Zango “ActiveX” Installations without Unavoidable, Prominent Disclosure of Material Terms (XP SP1 and Earlier). Details.
  
•  Widespread Zango Banner-Based Installations without Unavoidable, Prominent Disclosure of Material Terms (XP SP2). Details.
  
•  Ongoing Zango Installations with No Disclosure Whatsoever. Details.
  
•  Unlabeled Zango Ads - Toolbars, Desktop Icons, and Pop-Ups. Details.
  
•  Zango Ads for Bogus Sites that Attempt to Defraud Users. Details."

"In my hands-on testing, Zango continues numerous practices likely to confuse, deceive, or otherwise harm typical users as well as practices specifically contrary to Zango’s obligations under its November 2006 settlement with the FTC."

Zango Practices Violating Zango’s Recent Settlement with the FTC: http://www.benedelman.org/spyware/zango-violations/