😳 SELECTIONS in Photoshop: HOW? WHY? did I NOT KNOW this???

If you make selections in Photoshop, this one is gold. There's always something new to learn in Photoshop no matter how many years you've been using it, and this is a perfect example. Here I show something I didn't know about using the Shift key when adding to a selection. It's a small thing, but if selections are a regular part of your editing, it's well worth knowing about.