While Amazon hasn’t cornered the market on using cardboard boxes, the online retail giant: Accounts for 37.8% of e-commerce in the U.S. Lists 76% of U.S. households as Amazon Prime members.

For example, you can reuse Amazon cardboard boxes in fun ways — like to build a rocket, fort, or car for your cat or dog — all via a QR code on the box that provides instructions. In 2021 ...