Shopping at 3M
1. Coupon Codes Please - While on 3M's website look for the customer popup box where you can kindly ask them for a promo code to complete your purchase.
2. Newsletter Signup - 3M will consistently send out newsletters where you can find free coupon codes to save on your order.
3. US Military Discounts - 3M often comes out with special and discount for military personnel and students. It is recommended to email their customer service department browse through the educational section online.