Art Satchel
Etchr Art Satchel Function Demo
Composition Guide by Phil Starke
This is a printable, online PDF of some composition ideas. Heads up - there is promo nudges but it covers some basics.
Composition Guide
Thank you, Pam
How To Paint Windows
"There's a lot of detail to choose from but rather than including everything, I'm focusing on the arched window and in particular the counter-change created by the shadows from the shutters onto the window itself."
How To Paint Windows in Watercolour