Step 2: The honey hole
Flip the cooler over and note the most scratched up parts.
Using an exacto blade, utility knife, or other razor blade with a handle, cut into the outer shell through about the middle of the scratched parts. If you just use a knife the gap might be just a little too big.
A) Be careful not to cut your finger off. If you cut your finger off you're gonna have a bad time.
B) The cut doesn't have to be deep, but try to make the cut straight.
C) Have patience. Go slow. Be careful. Win.