Chicago and West Suburbs "House Hunters"

So I am STILL  negotiating a deal on contract that was signed sealed and delivered 2 weeks ago.  Sent to attorneys for review and snag! Appraiser came out an did appraisal which came in lower than contract! This is quite frustrating!   Anyone who thinks that Realtors DON'T work for our dollar is w-r-o-n-g! ...