Goal:
clean white shoes
Answer:
Mix a tablespoon of baking soda with two tablespoons of white vinegar and a cup of warm water. Dip a cloth or clean toothbrush into the paste and begin scrubbing away the dirt on your shoes. The baking soda mixture will dry pretty quickly. Then, brush off any remaining paste and let your shoes air dry.

Goal:
To close windows tabs on a computer.
Answer:
Press the ALT and the F4 keys simultaneously.

Goal:
how do you 'clean up' an eyebrow you've filled in?
Answer:
use concealer to cover up any mistakes made.

Goal:
to boo a comedian off stage?
Answer:
to show disapproval of thier material