This offer is only valid for customers who have not purchased a Groupon in the past. It does state Invitation only, but I have heard of new customers setting up an account and purchasing one
he Fine Print
Promotional value expires Jan 1, 2020. Amount paid never expires. This offer is only valid for customers who have not purchased a Groupon in the past. Limit 1 per person. The full value of the Regal Cinemas eGiftCard never expires. Redeemable in-store and online. Valid only in the U.S. FINAL SALE; no returns. See full terms and conditions. For questions regarding this offer, please contact Groupon. Not valid with Groupon promo codes. Invite only. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services.