A Texas Deed of Trust creates a lien on property to secure a Promissory Note. These are two documents needed for real estate loans and seller financing.A Deed of Trust in Texas transfers title of real property in trust. It is the equivalent to a mortgage used in other states and provides a secured interest. A deed of trust is in fact a security instrument that authorizes a foreclosure sale outside the judicial system in case of default. A Texas deed of trust is a security instrument that transfers a property title to a trustee to meet the owner's obligations to a lender. Other real estate documents discussed herein include: Deed of Trust; Real Estate Lien Note (Promissory Note); Deed of Trust to Secure Assumption. Customer: I have a promissory note and a deed of trust for a property in Texas dated February 1, 2022. Deed of Trust; Real Estate Lien Note (Promissory Note); Deed of Trust to Secure Assumption. 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.