Rakuten, which gives cash back incentives to users who recommend friends to shop on the site, is another emerging Refer & Earn app. Rakuten's referral program is a simple way for users to earn money back on their everganesha vipyday purchases by sharing their referral link with others. Refer & Earn apps allow you to maximize your rewards by increasing your chances of earning incentives through a number of tips and strategies. First, leverage your existing network of friends, family, & contacts to spread the word about the app. Don't be hesitant to share your referral link with people you know & trust because personal recommendations have a lot of power.