If you own a home, the interest you pay on your home mortgage may provide a tax break. However, many people believe that any interest paid on their home mortgage loans and home equity loans is deductible. Unfortunately, that’s not true. First, keep in mind that you must itemize deductions in order to take advantage of the home mortgage interest deduction. Deduction and limits for “acquisition debt” A personal interest deduction generally isn’t allowed, but one kind of interest that is deductible is interest on mortgage “acquisition debt.” This means debt that’s: 1) secured by your principal home and/or a second home, and 2) incurred in acquiring, constructing or substantially improving the home. You can deduct interest on acquisition debt on up to two qualified residences:...