According to an old saying, your home is your castle, your television is your court jester, and your dog is your moat. Repel invading mildew militias with today's Groupon: for $75, you get $175 worth of power-washing, roof-cleaning, and carpet-cleaning services from Grime Solutions. This Groupon is valid within 15 miles of Carlisle, Harrisburg, Lancaster, or York.

Grime Solutions’ crack cleansers jettison dirt and discoloration from interior and alfresco surfaces with a slew of specialized services. Armed with eco-friendly H2O cannons, power-washing crews shed mold, mildew, and persistent encyclopedia salesmen from vinyl, aluminum, brick, and stucco walls along with porches and driveways ($150+). Rid roofs of lichen colonies with a thorough cleansing that pairs chlorine-free Roof Shampoo with a gentle rinse ($225+) to eradicate unsightly algae and moss. Homeowners can also invite the grime fighters indoors to scour away the traces of muddy paw prints or the scorched aftermath of G.I. Joe battlegrounds from carpets ($0.25/sq. ft.). Each service can take one to three hours, depending on the size of the abode and the ingenuity of its booby traps.