Coins are required to upgrade your units and support items, upgrade your bus and make purchases from the seller.
1. Complete missions and Supply Runs;
2. Open Daily Gift;
3. Watch ads at the Cinema;
4. Use Austin's special ability;
5. Open Safe;
6. Complete daily tasks.
3. Watch ads at the Cinema;
4. Use Austin's special ability;
5. Open Safe;
6. Complete daily tasks.