According to a Freddie Mac study, 57% of homeowners are unaware of the workout options that could help them avoid foreclosure. And this is an improvement, up from 61% in 2005. Will the lender actually work something out? It's worth a try, and lenders do know that allowing a house to go into foreclosure is bad for everyone, lenders included.
Edit: Phuong Cat Lee from Consumer Smarts linked to a number of helpful resources for consumers looking to get help from their lenders.