Your chances of running a Mac officially in the workplace, unless your job description warrants it, are pretty close to zero. That doesn’t mean it can’t be done. A little sleuthing, a little know-how, and your colleagues will be asking why your computer is so much cooler and easier to use than theirs. Finally, there are some things that your Mac is going to have trouble doing. Corporate applications written specifically for Windows may run under Virtual PC. Then again, they may not, says PCWorld.