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First, you'll need your unique referral link which can be found at the bottom of the Humble Subscriber Hub or over at the Refer a Friend section. refer_friend_ Next, you can copy and send the link on either page to the friend that you are intending to refer. If a new subscriber signs up for a personal subscription (non-gift) by following your link, you'll receive an email confirmation and applicable wallet credit for the Humble Store! This bonus is only applicable to new subscribers. If they've been subscribed in the past to either Humble Monthly or Choice, no credit will be applied. Only the first 30 referrals for each account qualify for Wallet credit. Please note: Referral credits expire 6 months after they are credited to your account. Any activity in your Humble Wallet, such as reloading funds, using the credit towards a purchase, or getting more promo credit, will refresh your expiration date for 6 more months.