We want to add Q&A to our product pages, but don't want to get hit with an infringment. Are their any patents that claim to have invented the electronic Q&A forum for posting questions and answers to a web page?
Off-topic but hard not to make an exception for this!
A very quick look found this (don't let the titles scare you):
Answer ranking in community question-answering sites
Providing community for customer questions (only an application)