I have read ESB's manual of style and follow it when making new contributions. Most of my edits are constructive and I usually fix misleading or ambiguous content or edits that don't properly follow the manual of style.
The ones in which I modify content to follow the manual of style or clear speculation to keep the Wikia's pages clean.
No. No positions on any Wikia before in fact. However, seeing how properly the position is handled by other users inspired me to request it.
By protecting pages that contain disruptive vandalism or counterproductive editing. I will also do my best to clean up pages that are protected at the moment.
Yes; there have several times in which I've had to request the admins to delete or clean up content that is unneeded or misleading.