Painting Lesson check list, tip and technique for artists

Painting check list for artists, tip and technique for artists.
Here are the checklist that you should have them memorized or make a flashcard. It is very useful to look at it before, during and finishing the painting.
FYI: I adopted the following key point in this check list for digital painting from master painter Richard Schmid. It is very useful key points for me to check my own painting