Agency Identifier (AID) 3 Agency Identifier of account owner. Used in conjunction with the main account code, the AID represents the department or agency responsible for the TAS. Value required, never blank.
With regard to mortgage lending, the âpar rateâ is the interest rate a borrower will qualify for with a given bank or mortgage lender assuming there is no interest rate manipulation.
Definition: A retainer fee is a fixed amount of money that a client agrees to pay, in advance, to secure the services of a consultant or freelancer.The fee is typically not associated with the success of a project or based on achieving particular results.upiterimages/Stockbyte/Getty Images. Definition: A retainer fee is a fixed amount of money that a client agrees to pay, in advance, to secure the services of a consultant or freelancer. The fee is typically not associated with the success of a project or based on achieving particular results.