Drawing Key Points & more – Ep.14 Oil Painting Q&A with Mark Carder

If you have a question for me, post it in the comments below. I'll answer as many as I can in the next episode. Here are links to each question answered in this video:
00:05 — a lesson on drawing and maintaining key points in your composition
08:46 — Could you do a demonstration of a seascape or paint water?
10:22 — After you have mixed up so many steps and are ready to paint, how do you remember where each step originated from in the source material?
12:07 — What do you think your career would have been if you hadn't chosen to be an artist?
13:13 — Could you please do a short video on how to check colors on laminated photos?
15:05 — If I discover a flaw in my drawing after my painting is mostly finished, how do I remove paint in that area, and can I just paint over a portion of the painting?
17:06 — What is most important, independent of the style of a painting: values, proportion, or edges?
18:19 — I am working from life and having trouble matching colours in very small spots in a still life. Please help me, I am really stuck!