It might work differently in the US to here in the UK.
I have an account setup and Plug and Charge activated. All I do is drive up to a charger (that is in Mercedes me Charge), turn off the car, plug in and walk off. I don't even navigate to the charger.
I have an account setup and Plug and Charge activated. All I do is drive up to a charger (that is in Mercedes me Charge), turn off the car, plug in and walk off. I don't even navigate to the charger.