4.2. The disclosure by a representative who claims compensation must be given in writing before or at the time services are rendered, and must indicate:
(1) the compensation claimed;
(2) whether he receives any other type of remuneration, including a commission, a splitting of commission or any other benefit to which he is entitled with respect to the products he sells or the services he renders; and
(3) the name of the person with whom the commission is split, where applicable.