Everything looks pretty good but there is still some strange stuff that is interfering with the result. You have a pretty good eye but with anatomy you only have to be a bit out and the result will look weird. It looks like you are using the dynamesh system for your sculpt. While this is a truly terrific approach it is…
It will depend on a lot of things - mostly your personal preferences and project demands. What you are describing is a very rough basic approach (very typical for how schools teach it) and for sure it makes sense, but the questions rather start in the details. First thing - do you need to make a 2d concept? Because outside…