A couple of years ago I purchased a Wahl Homepro to help in saving money on haircuts. It took a while to convince my wife that this will save us money if she cut my hair, but finally she caved in. Here are the results:
1 Wahl Homepro 8 Piece Haircutting Kit: $12.99
... Numerous haircuts later with a savings well over what we paid...
First time insisting that my wonderful wife take a little more off the top because she "missed" a spot: Priceless