Insert information for all blank spaces in the "Definitions" section of the Short Form Deed of Trust. 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. In general, Texas has very few official legal forms. This is why you will not always find a free fill-in-the-blank form for your situation. How to fill out the Texas Deeds of Trust Research Guide and Resources? 1. Read the instructions thoroughly. 2. A deed of trust is a deed given to a third party, the "trustee," to hold until certain conditions are fulfilled. Taxes and assessments and other items that can take priority over Lender's security interest in the Property under the Loan Agreement; b. It does not transfer the ownership of real property in the usual sense.