Site preparation: Secure the area, protect furniture and floors with tarpaulins, mount scaffolding if necessary. Surface preparation: Wash, peel off old wallpaper, plug cracks, apply plaster and sand to obtain a smooth surface. Application: Apply matte, satin or lacquered paints, as well as varnishes, stains or wall coverings (wallpaper, fabric). Advice and finishing: Choose the appropriate materials (colors, products), make color mixtures, and clean the construction site