“Then just use gentle, circular motions on the grease mark.” After rubbing, he recommends wiping the area down with a clean, damp cloth to lift away any loosened residue or foam particles.

After you've dusted the walls, it's time to wash off any smudges, stains, or scuffs. Both Brewster and Williamson recommend a gentle solution of warm water and dish soap. "I love Dawn because it ...

She recommends lightly cleaning white walls every few months, with deeper cleanings once or twice a year. “High-traffic areas or rooms prone to smudges may require more frequent cleaning ...