This document provides instructions for cleaning paint brushes in 6 steps: 1) Scrape off excess paint, 2) Clean water-based paint brushes with warm water and soap, 3) Clean oil-based paint brushes with white spirits, 4) Store brushes wrapped in paper to maintain shape, 5) Brush out hardened bristles with a wire brush, and 6) Soak severely hardened brushes in brush restorer for days to soften. Proper cleaning after each use helps prolong the lifespan of paint brushes.