Definitions for "BOOKING FEE"
A charge by a lender to reserve mortgage funds on a particular type of product.
This is the fee charged by a lender to secure mortgage funds, payable at the time the application is submitted.
to secure a particular mortgage deal some lenders charge you a booking fee to reserve your slice of the funds. These fees are generally on special offer deals like fixed, capped and discounted rates and have to be paid at application.
Keywords:  offer, purchase
an offer to purchase
an up-front cost, normally required with the application form