On practical how to: 1. Keep two water reservoirs for cleaning your brushes. One for warm colors and one for cool. (This prevents muddiness in your palette). 2. Knowing when to let the layers on your paper dry before further progress is vital. 3. Carry pigment from the bricks to your palette, don't mix pigments in the bricks. On technique: 1. Experiment adding water to a pigment on your palette (More water == thinner…
I used to do a cup of designated dirty water and a cup of clean water but I can't think on that level when I'm painting. I'm close enough to a sink that I just change it out as needed. Any cup near me when I'm painting is going to get all manner of brushes dunked in it. Yes, I've dunked a paint-loaded brush in my coffee before.
> Knowing when to let the layers on your paper dry before further progress is vital.
Only slightly less vital: knowing when not to let the layers on your paper dry before progressing. But yeah, that one first.