Promotional value expires 120 days after purchase. Amount paid never expires. Appointment required, same day appointments accepted. Must complete 4th reading within 30 days of redemption date. Limit 4 per person. May be repurchased every 365 days. Limit 1 per visit. Limit 1 per household. Valid only for option purchased. All goods or services must be used by the same person. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings