Question:
Goal: How do you know you'll need to replenish your staple supply?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Mark one end of 20 or so staples with a red sharpie pen. Load them so that red ones will be used at the end. When your stapler starts punching red, you need to buy staples.

Question:
Goal: To fix a PC that won't turn on.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Make sure that the PC has adequate power and the outlet it is plugged into is working.

Question:
Goal: how to make a painted projector screen

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Find the right paint. Paint the wall. Paint the screen. Add a simple frame.