New customers can claim a 20% welcome discount by entering their email address into the Forever 21 system. This means that from time to time, Forever 21 may email you with promotions and offer messages regarding sales on their items. To take advantage of this, scroll to the bottom of the Forever 21 website where you'll find a box to enter your email address. Once you've done so, you'll receive an email for 20% off your next purchase. This offer is only available to US residents and not in Canada or any other countries. In terms of welcome discounts, you'll also receive bonus coupons when you apply for a Forever 21 Credit Card.