The money you earn via your referral code does not expire. It will always be available for you for any future purchase. You can find out more about your rewards by logging into your account and viewing your balance. Find out how here.
Related Questions
- Do my rewards stack up?
- What do I get if someone uses my referral code?
- If I'm a customer with my own referral code, can I use a friend's referral code to place an order?
- Can I get a specific/unique referral code?
- Is the money I earn via my referral code transferable?
- How do I know when my referral code is used?
- How can I see how much is available to me?
- Where can I find my referral code?