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.Other real estate documents discussed herein include: Deed of Trust; Real Estate Lien Note (Promissory Note); Deed of Trust to Secure Assumption. (a) A master form of a mortgage or deed of trust may be recorded in any county without acknowledgement or proof. Each Borrower who signed the Note has promised to pay this debt in full, in accordance with the payment schedule set forth in the Note. Modifying Promissory Note and Deed of Trust. 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. Established in the Deed of Trust and Promissory Note. B. Modification of the Loan. Llstrument No. 2.004601 in the.