Why do you need my birthday? March 29, 2019 20:59 As a Peetnik Rewards member, you’ll enjoy a free beverage of your choice on your birthday! Related articles How long are rewards valid? What beverage can I get with my 'Free Beverage' reward? Is Peetnik Rewards free to join? How do I redeem a reward on a mobile order? Can I earn points at every Peet's location?