Shopping at 4Sleep
1. Newsletter Signup - 4Sleep will consistently send out newsletters where you can find free coupon codes to save on your order.
2. Buy a Discounted Gift Card - There are a few places online, such as GiftCardGranny.com, where you can buy discounted 4Sleep gift cards to save money on your order.
3. Sign Up For Multiple Email Addresses - Use a couple different email address to accumulate more 4Sleep promo codes. Many of the big retailers will come out with single-use coupon codes and this will increase your chances of savings.