Goal and options: how to quickly clean a cutting board after peeling vegetables
output answer: lay a piece of plastic wrap over your cutting board and peel above it. When you're done, pick up the plastic for an instantly clean cutting board

Goal and options: Make a pet monitor.
output answer: Use an old smartphone and dummy facebook account.

Goal and options: How to get rid of the black bars on the top or sides of the movie?
output answer:
Change the screen settings on your TV or video player to stretch the picture to fit the screen.