Very few of our competitors offer a similar high-quality deep cleaning service but we are without a doubt the strongest deep cleaning system in the US for high-rise buildings and apartments. Valid in Michigan & Ohio Only. COMPLETE CHECKOUT ONLINE OR REQUEST ELECTRONIC INVOICE FROM DG STAFF FOR THIS SPECIFIC PROMOTION AFTER BOOKING APPOINTMENT ONLINE. PRESENT DIGITAL RECEIPT TO DG STAFF UPON ARRIVAL WITH MOBILE DEVICE OR COMPUTER FOR REDEMPTION--DO NOT PRINT (SAVE THE TREES). CANNOT BE COMBINED WITH ANY OTHER OFFERS OR PROMOTIONS. PROMOTIONAL VALUE VALID 4 MONTHS FROM THE DATE OF PURCHASE. THE PAID VALUE IS VALID FOR 4 YEARS FROM THE DATE OF PURCHASE. Only valid for options/areas purchased. Applicable towards any deep cleaning services. On-site inspection of all carpets and/or upholstery conducted upon arrival to confirm or deny appointment. Any remaining balance is due by the end of service.