Here at Shepherd's Staff, we tend to speak of the Mission Stream. It speaks of the flow from the initial realization that our God is a Missionary God who leads churches and the individual within churches to respond to His seeking to save that with is lost.
As those churches and individuals continue with their Missionary God, they figuratively head down the Missionary Stream. The waters gather, flow and deepen. Sometimes there are rapids.
This episode with the basic theology of our God being on a mission.