FULLVIEW this is a Tutorial!
About masking with misket fluid on your watercolor paintings.
Also tips / advice about color use for shadows and lighting, paper choice, technique, and using under layer colors to create glow.
This is the final image used from this tutorial: [link]
PS: I forgot to say in the tut but I traced my sketch onto my paper using a lightbox and a HB mechanical pencil. I don't recommend sketching on the paper you'll wreck it with all the erasing.
Be LIGHT with your lines.