Default [Q] (Q) how to flash OTA on stock unrooted GPE

simply as the title of the thread states need help with this if this is wrong section please feel free to let me know
My Touch 4g > Samsung Epic4g > Motorola Photon 4g > HTC Amaze 4g > Samsung Galaxy S II > Samsung Galaxy Nexus > Samsung Galaxy S III

If i helped you help me buy my son a bottle of milk.....13 months and still growing