I forgot to include my birthday when I signed up! How can I add my birthday to receive my $15 birthday coupon? September 15, 2020 22:52 Updated Oh no! Just contact us and we’ll get it added for you. Related articles When do I receive my $15 birthday coupon? How can I use my $15 birthday coupon? Can I use multiple discounts or promo codes? How do I apply a discount code? How do I set up notifications on the app?