There are at least 7 practical reasons that a church should use a written confession of faith.

1. It is an expression of pre-commitment to orthodox historic biblical Christianity.
2. It is a guide in times of doctrinal uncertainty or controversy.
3. It is a declaration of what is to be expected in the preaching and teaching ministry of the church.
4. It promotes the unity of the church by giving a body of core beliefs
5. It is an outline of comprehensive systematic Bible study
6. It is a standard of doctrinal soundness in selection of teachers and elders.
7. It is instructive in church order and discipline