This document provides low-energy Halloween decoration and home improvement suggestions, including using solar lanterns, candles, and spooky curtains to ward off ghosts without electricity; installing low-flow faucets to prevent leaks and conserve water while avoiding swamp monsters; placing logs in fireplaces or adding covers to keep out ninjas and drafts while heating homes without electricity; and using LED light bulbs that are very energy efficient and won't significantly increase utility bills.