Resources Partner Resources Click below for best practices CMRA Resources CMRA Tip Sheet for the New Registration Process Form 1583 (Application for Delivery of Mail Through Agent) FDB Tip Sheet for the New Registration Process How to complete Form 1583 How to complete Form 1583-A Step-by-Step Instructions to Create an Account in the BCG Quick links CoMRAA - The Commercial Mail Receiving Agent AssociationUSPS DMM (Domestic Mail Manual) USPS BCG (Business Customer Gateway) Reporting Fraud Form 1583-A (Application to Act as a Commercial Mail Receiving Agency)