How to keep your house deep down clean year round—without a live-in maid.

CLEAN SMARTER | Have you ever noticed there are two kinds of house dirty? The first is surface dirty. This is what most of us deal with on a weekly basis, doing the dusting, vacuuming and general tidying that keep our homes looking presentable.

The second is deep down dirty. This kind of dirty creeps up on you while you’re religiously attending to the surfaces. Deep down dirty is the leather sofa that never gets conditioned, or the back of the insides of bottom kitchen cupboards that become magnets for grunge, or the dust and gunk that gathers on baseboards behind bedroom dressers that seldom if ever get moved.

Deep down dirty can make even a tidy house feel unclean. Read more