EFY Conferences EFY (Especially for Youth) is a week-long summer adventure in which youth can be around like-minded young men and women to build their faith and grow their testimonies. Check out the links for more information. EFY home page- A good starting point How and When do I register? When are the sessions? What do I need to know if I am going? What do I need to know if I am sending my teen? What if I want to be an EFY counselor?