Let's learn German language together!
It would be great to see new members of our club. Code 5WZGVY. You are welcome! Bienvenido!
In a nutshell - in the mobile app. Details are in the "help center" article https://support.duolingo.com/hc/en-us/articles/115004841583-How-do-I-join-a-Club-
Every saturday evening i usually remove inactive members of the club, so feel free to join us on sunday.