Apple Launches In-Store iPhone Upgrade Event to Boost Sales

Apple's iPhone upgrade event has officially begun, as the company has started to send out emails encouraging upgrade-eligible older iPhone owners to trade in their phones for newer models. iPhone 4s users started receiving emails on May 8, with the headline "It's a beautiful time for an upgrade." The emails nudged iPhone 4s owners to "recycle" their phones to receive up to a $199 credit to put towards the purchase of an iPhone 5s or iPhone 5c under Apple's iPhone trade-in program, which the comp...