 Barclays PLC LSE:BARC, Goldman Sachs NYSE:GS and Credit Suisse were among a host of companies fined by the US regulator for traders use of their phones for work communication, and not properly maintaining and preserving electronic communications. Bank of America Corp NYSE:BAC, Citigroup Inc NYSE:C, Morgan Stanley NYSE:MS and UBS were among the others fined by the regulator for a combined total of US1.1bn. 