Help with tutorial at link below.
https://www.damiensymonds.net/tut_white.html
Here's what I understand from tutorial and images.
You created a levels layer to enhance portrait to satisfaction.
Make a rough selection around subject
Added another levels layer and used white eydropper to fill selection to white.
Then I'm loss.
You paint with white brush ... but I do not get how to stop from painting
all over the hair.