To ensure reliability, ask for references and check online reviews. Verify that background checks have been conducted, especially if hiring independently. Working with a reputable cleaning company offers extra peace of mind, as companies often vet and insure their staff. Open communication and clear expectations from the start also help build a trusting relationship.

You’ll often find mildew and soap scum in the same place, but they are very different substances. Mildew is a substance composed of living fungi, whereas soap scum is primarily an accumulation of mineral deposits. Mildew needs chronic moisture to thrive, while soap scum is unaffected by damp conditions (though it is a residue left behind by the water).

It’s best to steer clear of abrasive sponges and commercial cleaning products when cleaning your bathtub. These cleaning materials can scratch the surface of your tub, especially those made from acrylic and fiberglass.

No, house cleaners or cleaning services do not need to be certified or licensed. Each state has its own requirements for licensing and certifications for companies, but most states don't require any special training to clean a home. Be sure to check our state licensing tool to review the local guidelines for house cleaners and cleaning services.