Whatever the case, actual game footage is hard to come by, on account of copyright law and all, but watch almost any football or basketball game and at some point you're going to see an elderly dude running step for step with a professional athlete. Study up on the laws and bylines of the game all you want, but unless you're willing to commit to staying in "playing" shape well into your golden years, your chances of lasting as a pro sports official are slim to none.

Photos.com/Photos.com/Getty Images
Do you live in a medium-to-large-sized town that, despite having plenty of available live performance space, rarely sees anything in the way of major concerts? I used to, and it really confused me at the time. I mean, sure, Sioux Falls, South Dakota wasn't huge, but still, were there not another 3,499 Drive-By Truckers fans in town who might want to see them rock the Washington Pavilion?
Jason Merritt/Getty Images Entertainment/Getty ImagesAnyone?