A- Ok Sam, where would I go now?
B- We´re on A72, so go straight on and stop in front of the traffic lights.
A- And now what.
B- Turn left, go straight ahead and then turn left again.
A- Should I take the A21?
B- Yes, you should and then go straight on and stop next to the police station.
A- Ok, can I turn right now?
B- No you shouldn´t, you need to turn left and go straight on.
A- Should I go in this direction?
B- Yes, you should.
A- Oh look, there it is! We´re nearly there!