Just write the facts of why you're leaving and ask them to not try to get you to change your mind. Customizing your Leaving a Church Letter is easy with Jotform Sign.Be honest, be upfront, and be loving and gentle. Overall information about the Church Resignation Letter, how to prepare one, why and when to use it, and the mistakes to avoid. You will also want to specify the last possible date you're able to work. In addition to that, you can give a brief statement explaining your decision to leave. In the top lefthand corner, include your content information, including your name and address. What Goes in a Letter of Resignation for a Church? "Every letter has a special meaning. The church is out of debt except to a pastor or two.