Is it necessary for church planters to actually live in the communities they're hoping to impact or can something viable happen through itinerate evangelism strategies?

What should a church be looking for in a missionary before choosing to support them?

Do you have any key principles on learning a language and culture?

How important is it for missionaries to be seen as people of integrity who do all they can to keep their word with the people they are living among?

What do you consider to be the single most important factor in cross-cultural church planting?