After upgrading my Nexus 7 to 4.2.1, which was an adventure in itself, I noticed that in the pull down menu at the top of the screen (notification bar), where you get to see notifications about ...
Possible Duplicate: Can anyone recognize this app (toggles WiFi, GPS, Sync, BT, etc.) in the notification bar? I am used to from cyanogen mod to be able to toggle on/off wi-fi, gps, data, ...
I am trying to figure out how to have only one notification icon on the top notification bar for an incoming e-mail for any of my multiple Gmail accounts. This was the way Gmail worked on my phone ...