Question:
Goal: What can I use on the edge of my paddle board to waterproof it ?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
You can spray Plasti Dip on the edge of the board, use painting tape to protect the rest of the board so you won't spray Plasti Dip where it not needed.

Question:
Goal: How secure your homemade bar to your wall?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Decide where you want it on the wall. Bolt the bar in place. Use a level to ensure it is straight. Use wood plugs to cover the holes.

Question:
Goal: how do you jingle keys?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
shake them to where they make a jingle noise.