To qualify for a $10 friend discount, your friend must be a new customer, have a valid email address, and shop through your unique link.
Give $25 get $25 and it will be credited to your account at the end of each month which gives you time to rack up on some free easy cash and as well something to look forward to and be able to count on at the end of each month.
If someone buys a subscription using your referral code, both you and the buyer will get 1 tree for free!