Goal and options: To repurpose tin cans at home,
output answer: turn them into things like vases, pencil holders, or change holders. Use decorative paints or tapes to make them pretty.

Goal and options: How to fill nail holes in walls.
output answer: Hide eyesores leftover from hanging pictures by filling the hole with premixed spackling, applied with a putty knife. After it dries, smooth over the spot with a small sanding sponge.

Goal and options: To clean tar off of a concrete surface,
output answer:
soak the tar in rubbing alcohol and then clean.