Summerana - Creating Light in Photoshop
https://www.summerana.com/install-use-overlays-photoshop/

When you download a new set of Photoshop overlays to use in your images, you will no doubt be excited to get started. But if you’ve never used overlays before, it may seem like more of a challenge than you expected. Where do you start? How do you use them? Here we’ll give an in-depth look into getting started with Photoshop overlays, and beyond.