A deed of trust is given as security for a debt. In a real estate transaction—the purchase of a home, say—a lender gives the borrower money in exchange for one or more promissory notes linked to a trust deed.A Deed of Trust is typically used in combination with a Promissory Note or Mortgage Agreement which sets out the amount and terms of the loan agreement. A trust deed is always used together with a promissory note (also called "prom note") that sets out the amount and terms of the loan. A deed of trust is a document that you sign for buying a home. A deed of trust is a specific type of secured real estate transaction that is sometimes used instead of a mortgage. A Deed of Trust ensures a borrower is responsible for repaying a loan when a traditional lender isn't involved. Of a promissory note of even date therewith, on or before January 3, 1932.