How can I invite my friends to join BookBub? You can invite your friends to join BookBub, here: Invite Your Friends! Tagged: friendsinvite friendsjoin BookBub Related Articles I’m an author/publisher. How can I get help with my BookBub Partner account? How do I contact BookBub Support with a question or to share feedback? Is BookBub affiliated with Chirp? What are my options regarding BookBub’s Privacy Policy? What are BookBub’s community guidelines? Can I sign up for any language besides English?