GainClients Inc. announced that it has received a service contract from Primary Residential Mortgage Inc. to use its new SikkU GCard service to grow the lender's new purchase transactions. PRMI will begin using the SikkU service in the Seattle, Washington area to help the mortgage lender and its real estate partners promote its Homeowner Initiative Program. The SikkU service offers robust home information for consumers via a web and mobile network so that professionals can connect with home buyers, sellers and other real estate industry partners to create better relationships and improved services.