T-Mobile has announced a trade-in offer for iPhone 4 and 4S users ahead of this Friday's T-Mobile iPhone 5 launch. The offer begins today and last through Father's Day on June 16th. Anyone wishing to switch to an iPhone 5 on T-Mobile can bring in their iPhone 4 or iPhone 4S and receive a 16 GB iPhone 5 for US$0 down plus monthly payments. The 16 GB T-Mobile iPhone 5 is normally $99 plus monthly payments.
In a press release issued this week, chief marketing officer for T-Mobile Mike Sievert said, "Our message to iPhone 4S and iPhone 4 customers is simple: bring in your device and trade up to iPhone 5 on T-Mobile. We're making it incredibly attractive
