Hack Of The Night : How to know if it’s a push or pull door before you get to it

Ever walked face first into a door?  I have, more than once.  Funny story, last time I went to Hawaii, my Mum walked right through a screen door.  Didn't even slow down until she go to the other side hahaha.  I wonder if she'll read this one and text me lol .. Anyways, don't walk into doors, it's a great way to break your nose and a sure fire way to get folks to laugh at you.  Here's how to tell if it's going to be a push or a pull door before you even get there..