iPhone using T-Mobile / trouble sending pix to other cell phones

How To Fix MMS on iOS 6 iPhone 5/4S/4/3Gs Tmobile – T-mobile Get Picture Messaging & Data « Phone Rebel

http://phonerebel.com/how-to-fix-mms-on-ios-6-iphone-54s43gs-tmobile-t-mobile-get-picture-messaging-data/#