My strategy has been youtube tutorials, and a lot of practice. Proko has a lot of great tutorial videos with a lot of variety in terms of style and difficulty. Marco Bucci has been probably the biggest help in terms of color theory. David Revoy is another good teacher, though most of his tutorial videos are more focused on Krita.
Please don’t use the money’s paw. It will almost definitely change the game system to FATAL, and I do not, under any circumstances, want to roll for Zaalbar’s anal circumference.