Wow I'm so noob the forums doesn't even let me send a PM yet so I will just write you here. :cool:
The command line for changing settings are:

netsh wlan show profiles
netsh wlan set...

You can use the Group Policy Management Console (GPMC) to set the default WLAN (WIFI) setting for "Network Cost". Making it so that by default, all WIFI connections are considered "Metered".
Open...