Offering “portable” mortgages could increase the potential for homeownership by eliminating the “resetting of the clock” that occurs every time a borrower moves, according to Jeffrey Lubell, director of housing and community initiatives at Abt Associates. A portable mortgage allows a borrower to keep his or her mortgage even if he moves to a different property, helping to build equity. The loans are available in Canada and Europe but haven’t caught on in the U.S. “Few policies would ...