A good faith estimate is the lenders best estimation as to what the additional costs will be in closing the house sale. This can include attorney fees, title searches and appraisals, to name just a few. A real estate loan should include a good faith estimate of the additional charges so the borrower is aware of these costs up front.
No need to worry if your job demands relocation, even if you have rented or bought the house- cheers you can still avail a tax deduction.