. . . "If he is so actively engaged, he must also: (i) State the name under which, and the address at which, his business is conducted if he is a sole proprietor; (ii) State the name and address of his employer if he is employed by another broker, unless his employer is a partnership, association or corporation broker for which he is a qualifying member or officer for purposes of ??111.11(b) or (c)(2); a" .