Shopping at ADP
1. Coupon Codes Please - While on ADP's website look for the customer popup box where you can kindly ask them for a promo code to complete your purchase.
2. Buy a Discounted Gift Card - There are a few places online, such as GiftCardGranny.com, where you can buy discounted ADP gift cards to save money on your order.
3. Stackable The Codes - ADP comes out with a variety of coupon codes, where many times you can use more than one on a single order to maximize savings.