Dallas County Deed of Trust Form. Fill in the blank form formatted to comply with all recording and content requirements.A deed of trust is a document that pledges real property to secure a loan. The Dallas County Clerk is now offering Electronic Certified Official Public Record (OPR) Documents for purchase on the Clerk's website. Essentially, both state that the borrower will repay the loan. A deed of trust is a three-party way of securing a real estate deal: a lender, a borrower, and a third-party trustee. A deed is a written document transferring or conveying title to or interest in real property from one person or entity to another. A Deed of Trust should be filed with the County Clerk in the county where the property is located. Insert the property description information and the address in the Short Form Deed of Trust. Go to the county recorder's office and get a quitclaim form.