Regulation T Reg T The customer cash accounts and the amounts that can be extended to customers <a href="http://www.huffingtonpost.com/2013/09/20/arian-foster-money-tennessee-ncaa_n_3963951.html">http://www.huffingtonpost.com/2013/09/20/arian-foster-money-tennessee-ncaa_n_3963951.html</a> by brokerage firms and like a lease, loan or receivables is an asset backed security.