A 50-foot, 16-gauge extension cord lets you plug in your vacuum at a central location so you can clean a whole level without stopping to find another outlet.
A microfiber mop with an extension pole dusts ceilings and walls quickly and easily. When you’re done, just remove the cover and toss it in the wash.
A double-sided squeegee is the best tool for cleaning windows. Dip it in your cleaning solution of choice and work in a tight S-pattern from top to bottom.
Mr. Clean Magic Erasers make short work of soap scum, scuff marks, wayward crayon scribbles, and lots more.