"I'm not going to disclose it to anybody, but there is strategy employed in it, and we don't want people to know our business," Rizzo said. "We have a good idea of the parameters. We'd adhere to those parameters. There is nothing concrete, because we want to see how he comes to Spring Training, how he feels, how he develops throughout the season, if there are any setbacks or anything like that. If there are no setbacks, we have general parameters that we would adhere to."