Okay, Ive looked around the site and asked for help at different places. But there are still somethings that I need help with. Layers are the big thing that I dont understand completely. I dont know how to have one layer show through to the next. Like for the picture below. I added another layer and did a purple gradiant on it, but it completely covers everything unless I unselect that layer. I really need someone to explain this to me.
Im looking to edit pictures to do things like this: