Here’s a friendly reminder to turn off any VPN you may have prior to logging on to Battle.net the last thing you want is a two week ban on launch day.
Cheers 
Excellent reminder! For anyone who has not played in a long time, or is new, there are quite a few restrictions on the old Bnet that don’t apply to other Blizzard games.
Beware before you accidentally get a suspension. VPN use or using a Commercial ISP will both get you 2 weeks time out.
Here is the full list