An end to the teacher blame game.
Administrators who have at least ten years of actual teaching experience.
Involved, competent parents.
Adequately funded schools.
Input regarding curriculum decisions (and the input is actually followed).
Flexibility when it comes to methodology.
Administrative support in matters of discipline.
An end to the “teach to the test mentality”.
Acknowledgement that teaching involves so much more than test scores.
Acknowledgement that as a teaching professional, teachers might actually know what’s best for the students.

Feel free to add to the list in the comments!