An educated estimate of closing costs that a buyer is likely to owe. A lender  is required to provide this estimate to the borrower within three days of receiving a home-loan application. 

The good faith estimate or "GFE" is a list of costs associated with closing your transaction (also called settlement costs).  These can include title insurance, title search or abstract, appraisal, credit report, pest insepction (if required), notary and attorney costs and more.  What are Closing Costs

Your final closing costs may vary, but should be close to the original lender's estimate. It pays to shop around and ask your lendor or your real estate agent about any costs that concern of confuse you. Remember that you have a choice when it comes to selecting closing service providers. Start here