Try more other angles. Closed up can have varies angles as well

Comments on sharpness or picture quality is another story, since that depends on your settings on camera performance to be good. Let's focus on your post processing and angles instead.

For #1 and #2, try not to make a lost detail B&W picture. Though I understand that you opt for high contrast B&W picture. Let's look at this: http://digital-photography-school.com/how-...-in-lightroom-4

Hope it helps