(0) Route to next unvisited stop or waypoint, and use all remaining unvisited stops or waypoints, in their original sequence, for the rest of the route.
(1) Route to next unvisited stop, dropping all waypoint up to that stop. Then, use all remaining unvisited waypoints and stops, in their original sequence, for the rest of the route.
(2) Route to only unvisited stops. All waypoints for the whole route are dropped. The property RouteParameters::findBestSequence will be set to