San Diego employers could expect a change in staffing resources since national technology, consulting and employment firm Corporate Resources Inc. purchased Cameo Employment Services in a bid to expand its profile in Southern California. The acquisition of the Cameo corporation was complete at the time of the announcement, but financial terms of the deal were not disclosed. The chief executive of CRS said that he expected the company to see immediate incremental revenues and profitability due to the purchase of Cameo's operations.