USE PORTALSUse your portals to teleport. You can put a portal on any white surface, with a twist: you only get one portal. Instead of walking through portals to teleport, this one works a bit differently...SLAM INTO WALLSTeleportation is activated by changing your momentum. What does that mean? If you want to teleport, you need to slam into something. Jump off a ledge, fly into the roof, or run into a wall full speed to activate portals. Hit something hard enough and you'll be teleported through your