CHICAGO, IL--(Marketwired - July 21, 2016) - Guaranteed Rate, the eighth largest retail mortgage lender in U.S., announced today a new nationwide 1% down payment mortgage program named Double Match. Qualified borrowers need only 1% down to buy their home and will receive an additional 2% grant through the program for down payment assistance. Guaranteed Rate's Double Match program lowers one of the biggest hurdles for many home buyers: saving enough for the down payment.