Before you start painting, proper wall preparation is key to achieving a flawless, long-lasting finish. In this video, we walk you through essential steps like removing stubborn sticker residue, tackling grease and nicotine stains with sugar soap, and filling in holes for a perfectly smooth surface. We also share expert tips on lightly sanding walls for better paint adhesion and using a neutral base coat to cover bold colours. Whether you’re refreshing tired-looking walls or tackling a kids’ room makeover, these pro techniques will help you get the best results.