Question:
Goal: How can you thwart people trying to "borrow" or steal your ink pens at work or home?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Use a red colored ink pen, but substitute a blue cartridge inside, that way it looks like you have a pen with red ink, usually people don't want to write or sign things in red so they'll pass it by.

Question:
Goal: How can I prevent pulling a muscle while running?

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Stretch before running.

Question:
Goal: Make shoes waterproof.

Which of the following methods is more reasonable for accomplishing this goal?
Answer:
Line the bottom of shoes with piece of poncho.