With all the rules in place on the high school level, have you figured out how to efficiently help your players grow as the school year begins? In every state there are rules limiting teams from "practicing" before the preseason starts but there is a legal way of implementing your system and getting your players comfortable with the system well before you are able to practice.
A systematic universal way to discuss areas of the court regardless of the level of competition.
"Coaching" best describes the every day practices of a teacher.
Great Books to Read
Additional books can be found in the blog 20 Great Books to Read.