You must give in 20 bottles to receive .5 of a service hour. Make sure that the bottle can be deposited in NY. Max 5 hrs. For more info: https://docs.google.com/document/d/1xg9FMVgFhzlSBbmMDXHRtvQ8QPKd1jUu4guccVjAIhc/edit?usp=sharing