If you're providing a messaging system analogous to email you should be covered by http://en.wikipedia.org/wiki/Section_230_of_the_Communications_Decency_Act ht

If you're providing a messaging system analogous to email you should be covered by http://en.wikipedia.org/wiki/Section_230_of_the_Communications_Decency_Act http://en.wikipedia.org/wiki/Section_230_of_the_Communicatio... However, given the nature of the site membership, and the potential for a deal gone bad to result in the subpoena of any private communications a given user might have had, it's easy to see why you have not enabled this feature.