Many homebuyers need help from friends and family to qualify for a home loan through co-signing. Of home purchase loans in the U.S. during the second quarter of 2017, 22.8 percent included a co-signer, up from 21.3 percent in the second quarter of 2016—according to a study by Attom Data Solutions, a ... » Learn More about What You Should Know Before Co-Signing a Home Loan