Here are some links to some information on Apple Support and iOS 5 info; I will be posting individual iOS 5 tips in the next post.
iOS 5 information
Steps on how to set up ~ iOS 5 walkthrough: http://www.macworld.com.au/help/guide-upgrade-to-ios-5-38532/
This is a handy site with daily tips on all Apple Devices: http://osxdaily.com Make sure to click on the right area of focus (iPhone, iPad, ios 5) to narrow your search.
How to set up imessage for iPhone and iPad: http://osxdaily.com/2011/10/19/sync-imessage-across-all-ios-devices-iphone-ipad-ipod-touch/
To view the Camera from lock screen in iphone: http://osxdaily.com/2011/10/14/camera-lock-screen-ios-5/
All about Wi-fi sync (backup your device without a cord): http://osxdaily.com/2011/10/13/wi-fi-sync-for-iphone-ipad-ios-5/
Tips and Tricks of iOS 5: http://www.macstories.net/tutorials/ios-5-tips-tricks-hidden-features/
Apple Support Pages
iCloud apple support: http://www.apple.com/support/icloud/
What computer systems support the iCloud control center?: http://support.apple.com/kb/HT4759
itunes support: http://www.apple.com/support/itunes/