By using your special referral code to encourage friends and family to download the Cash App & complete their first qualifying transaction, you will receive a bonus. By simplsatakinhy telling others about the advantages of Cash App, users now have a simple way to make extra money. Users who use Cash App for regular transactions can optimize their earnings & savings by utilizing these cash back & rewards opportunities. To optimize users' earnings and savings, Cash App provides a range of rewards and cash back opportunities.