This is one of three options to search for the nearest vehicles of any given location. Look here to see alternative ways of achieving the same results.
First, locate the start point on the map.
Then right-click on the point and choose the Drive from here option:
The first flag on the map (green flag) now marks the start of your trip. Its address is shown on the Directions panel:
Continue until you have placed all the locations you need the vehicle to visit.
Once you are done with the insertion of locations, select the Calculate button.
Frotcom will display the best path that goes from your start point and ends in your stop point, going through the way-points.