One of the handy new features for iPhone users in iOS 6 is the ability to decline an incoming phone call while replying to the caller with a text message or iMessage such as “I’ll call you later.” When a call is coming in, simply swipe up from the bottom-right corner, tap Reply with Message and then choose from one of three pre-defined messages for a quick reply or tap “Custom” to write a custom message on the spot.…
