Other/Expand
Use GPS to expand your playable area. When you have gained it you may do things there. (Squares or something)
You can move resources one step at a time so building a long line along a road gets a bit harder. Better to expand near you area.
You build some farm/facility/mine/whatever on an area. You can harvest/order so things on the area you have gained.
You can
How to interact with others?