If you own a serger, you can use it to create a quick hem. The serger cuts and finished the fabric in one pass. You can also use your serger to simplify a folded up hem to require only one fold instead of two. Heather from The Sewing Loft writes a post on her blog with tips and tricks for making a serged hem. Go to The Sewing Loft to read about using your serger to quickly finish your hems.
[photo from The Sewing Loft]