Promotional value expires 90 days after purchase. Amount paid never expires.Limit 1 per person, may buy 1 additional as gift. Valid only for option purchased. Limit 1 per visit. Limit 1 per household. Appointment required. 24-hr cancellation notice required. Valid only for up to 500 sq. ft. Anything beyond 500 sq. ft will be an additional charge. Valid only within 50 miles of Denver. Extra fee for dual or steam cleaning.Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.