How to markup and send a photo in iOS Messages

You know you can send pictures within the Messages app in iOS 10, but there’s a couple of levels of depth to it—including Markup features—that I wager many Messages users have rarely found.In a conversation, tap the Camera icon.
A tiny live preview appears with a shutter button, as well as images from your library at right.
Tap Camera.
IDGNow you have a full-screen camera option, just as if you were using the Camera app. Take your picture.
You will now see a screen you might ne