<p>Company denies it showed others how to 'game' energy market. New memo surfaces in scandal.</p>
<p>SACRAMENTO – Perot Systems adamantly defended itself Friday against allegations that it showed others how to "game" California's energy market, even as another memo surfaced that outlined Perot's options to help Southern California Edison manipulate the market and complimented two Perot employees for their "devious" minds.</p>