Can Texts be Legally Binding in a Real Estate Transaction?

Can exchange of emails and text messages create a binding and enforceable agreement? A million years ago, sitting in my real estate law class, I can still hear my professor professing that in order for a contract to be enforceable, it must be signed. But that was long before smart phones, texting and even emails. Today's technology has colored some areas grey. Justin Davidson of the Massachusetts Association of REALTORS® give us the real deal on texting and whether or not it can get you in a (legal) bind.