Here is an article I could have read before starting deputation: Missionaries: Help Us Help You | Church Plant Pastor. In it, Jeff  Brewer lists 10 things that he would ike missionaries to keep in mind when they share their ministry in a local church so that people in the congregations are gripped by a love for Christ and urgency for the task of world missions.
If you are a missionary it is a must read. If you aren’t a missionary, it is helpful as well.
Read the whole article: Missionaries: Help Us Help You | Church Plant Pastor