2124. Net Transactions with Customers
(a) Prior to executing a transaction for or with a customer on a "net" basis as defined in paragraph (e) below, a member must provide disclosure to and obtain consent from the customer as provided in this Rule.
(b) With respect to non-institutional customers, the member must obtain the customer's written consent on an order-by-order basis prior to executing a transaction for or with the customer on a "net" basis and such consent must evidence the customer's understanding of the terms and conditions of the order.