A deed of trust with assignment of rents acts as extra security for the lender. A deed of trust with assignment of rents gives your lender power to collect rental income from your tenants should you default on the loan.Forms are required to be filed in the county where the property is located. This document is an agreement made between a borrower and a lender of mortgage loans. Such rents and profits and apply them first in a specific order, and thereafter pursuant to the terms of the assignment. This deed of trust document secures a loan for a property located at the legal address provided. Typically, an Assignment of Deed of Trust is recorded in the county recorder's office where the property is located. The grantee in a conveyance of real property must be legally capable of receiving property.