Snapchat is incredibly useful for property managers or developers. Take the pic, draw around the area you want to highlight- save the picture and email to yourself.
[{"id": "d76z9ne", "text": "Almost like a camera?", "replies": [{"id": "d770i1t", "text": "Whats that? ", "replies": [], "depth": 2}], "depth": 1}, {"id": "d7713pt", "text": "You can also just take a picture with your phone and draw around the area you want to highlight. Why bring an app into this?", "replies": [{"id": "d773f5x", "text": "iPhone doesn't allow you to draw on a picture immediately so that would be exactly why.", "replies": [], "depth": 2}], "depth": 1}, {"id": "d773gun", "text": "If you have iPhone you can't draw on the picture immediately after taking the picture. Nice try though!", "replies": [{"id": "d777er3", "text": "This isn't a miracle solution, nice try though! ", "replies": [{"id": "d7834uh", "text": "No it's a solution. Hahaha", "replies": [], "depth": 3}], "depth": 2}], "depth": 1}, {"id": "d77fb45", "text": "For anyone who wants a more professional experience, I created a minimal app for quickly drawing on picture on iPhone (since iOS can't do this natively). https://itunes.apple.com/app/apple-store/id1052926896?pt=118005410&amp;ct=rdt&amp;mt=8", "replies": [{"id": "d7bppnl", "text": "Bleh, $2?", "replies": [{"id": "d7m6w2q", "text": "That's less than the cost of a Starbucks, or 1/300th the cost of a new iPhone. ", "replies": [], "depth": 3}], "depth": 2}], "depth": 1}, {"id": "d7k5bg4", "text": "I've used Evernote. Its awesome", "replies": [], "depth": 1}, {"id": "d7kfbo8", "text": "Yeah i that would work too!", "replies": [], "depth": 1}]