What is a church?

What about church membership?

Benefits Obligations
Edification – Romans 1:11-12; 15:1-2; I Thessalonians 4:18; 5:11 Teamwork – Ephesians 5:18-19
Accountability – Titus 1:5, 9; I Peter 5:2; Hebrews 13:17 Initiative – Romans 12:10; 15:14