It’s almost time to kiss the hectic holiday season goodbye, but why not bring in a little extra cash before you do? Enter the "Give a gift, get a gift," holiday promotion! If you've never introduced this special into your salon, here are six last-minute holiday moneymaking ideas that'll benefit you, the salon and your clients.

1. Give a Little, Get a Little
Offer clients a little something for themselves by adding a $20 voucher for every gift certificate purchase that's over $100. Clients won't be able to resist this "One for you, one for me," promotion,…