-New notification layout similar to android, pull down status bar
-Twitter with a one sign in for all things and the MASS TWEETS
-A quick select for the camera on the lockscreen, as well as volume buttom dubling as camera shutter button in the camera app
-SYNC IPHONE WIRELESS OVER AIR NO MORE CORDS
-Newsstand for all magizine subscriptions
-Reminders based on location
-And for all those BBM lovers Here is IMessage
For a deeper analysis check out Engadget overwiev
http://www.engadget.com/2011/06/06/apples-ios-5-all-the-details/
