Promotional value expires 90 days after purchase. Amount paid never expires.Limit 1 per person, may buy 3 additional as gifts. Valid only for option purchased. Classes are once a week for 1-1/2 hours. Limit 1 per visit. Schedule one week before class starts. 24-hr cancellation notice required.Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.