Limit 1 per person. May buy 2 additional as gifts. New clients only. All services must be used by the same person. Valid only for option purchased. Appointment required. This Groupon covers $3,000 worth of Invisalign services an additional $2,300 must be paid to complete full treatment. Limit 1 per person. May buy 2 additional as gifts. New clients only. All services must be used by the same person. Valid only for option purchased. Appointment required. This Groupon covers $3,000 worth of Invisalign services an additional $2,300 must