Goal and options: Cut losses from a possible broken vending machine.
output answer: Insert your cheapest coin first.

Goal and options: To complete a contract,
output answer: after you have reviewed the contract and agree to the terms, both parties must sign the contract to complete.

Goal and options: When filling metal molds, how do I ensure all the small voids are filled?
output answer:
Add extra molten metal to the mold to increase pressure and drive the metal into the voids.