The following payment methods are accepted on GREEM:
- Credit cards: Visa, MasterCard, American Express and Discover
- Debit cards: Visa, MasterCard and American Express
- You can save/edit/delete credit/debit card information as a GREEM Member.
- Debit cards: Visa, MasterCard and American Express
- Prepaid gift cards: Visa, MasterCard, American Express (entered in the credit/debit card field during checkout)
- PayPal
- Gift cards: Must be issued in the US (valid for merchandise only)
- Product vouchers: Must be issued by GREEM LLC