WHEN PETE WATSON, VICE PRESIDENT, Orange County sales manager with LandAmerica/Commonwealth, a real estate transaction company, brought his top producers from the state of California to the Mandalay Bay Resort and Casino in Las Vegas, he saved a bundle — without cutting corners. How? He had sponsors picking up some of the tab. “We had two different banks vying to put up money to be there,” he says. “We came up with two events so they could each be there.” One sponsored the top producers'