How can I start a real estate brokerage referral business or Limited Function Referral Office (LFRO)?The real estate brokerage referral business, commonly called a Limited Function Referral Office (LFRO), must have a business entity brokerage license because the business is assisting in procuring property or clients to effect the sale, exchange, or lease of real estate [TRELA §§1101.001(A)(viii) and (ix)]. Only an active licensed sales agent sponsored by a licensed business entity may ma...