Promotional value expires 90 days after purchase. Amount paid never expires. Limit 1 per person, may buy 1 additional as gift. Must activate by expiration date on Groupon, membership expires 30 days from activation date. Valid only for option purchased. Appointment required for 1-on-1 lesson before beginning classes. Must sign waiver. Not valid for students who have been in a class over the previous 3 months. All classes must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.