A Form 1099-MISC is required to be issued only by a business that pays $600 or more to an independent contractor. If your rental activity is only an investment and not a business, you don’t have to issue a 1099. (There has been a law change several years ago that would have required investors to issue 1099s, but that law never went into effect and was ultimately repealed.)
Debt secured by a principal residence or second home to the extent of the excess of fair market value over acquisition debt. An interest deduction is generally allowed for home equity debt up to $100,000 ($50,000 if married filing separately).