2) See here
3) Ditto
5) See here!
6) Answer here
9) Generally speaking, if it’s a silly doodle, it only takes a few minutes. An inked drawing can take anywhere between 40 minutes to several hours depending on the complexity. As for a colored piece, it usually takes me a few days because I tend to battle with myself a lot over things like color choice and coloring method. I’m still searching for a coloring style I can be truly happy with.