(With Future Advance Clause). The important feature is that the mortgage secures frequent and routine future advances to be added to the loan balance.Deed of Trust Secures Future Advances. The interest rate of the new mortgage must be stated in the deed of trust. VA State Bar Number (if applicable):. This is a Credit Line Deed of Trust. A future advance is a common clause added to loan agreements that allows the borrower access to additional funds under the same loan agreement. Provisions Extending the Lien to Future Advances and Antecedent Indebtedness, 26 ARK. Parcels of real estate are defined in the land records. Again, there is no substitute for a complete title search that runs right up to date of lien filing.