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. Businesses can also record documents, and have the option to record documents electronically.Once a loan has been completely paid, the promissory note will be marked "paid in full. " Additionally, the deed will be returned to the buyer. To execute a Deed of Trust properly, the parties need to sign in the presence of a notary public. In a home loan transaction, the lender commonly requires the borrower to sign a mortgage or a deed of trust, along with a promissory note. A promissory note need only be signed and does not require an acknowledgement before a notary public to be valid. When to Use a Promissory Note. These documents must be filed with the county clerk or recorder, and the lender typically sends them to the recording office after the property closing. However, if you are considering selling a house in a trust, it does not have to be the stuff of nightmares.