At some point, when you've been around the workplace for a while and seen plenty of other people come and go—possibly a great many, depending on your company's turnover and staff retention policies—you'll be asked to start training. Of course, this won't necessarily mean that you're any closer to a promotion, but theoretically, it could—just don't count on it. Not only have you been there for a while, but you probably haven't gotten a raise in a while either, so when the new hire lets slip how…