<p>Common instructor mistakes include:</p> <ol> <li>inconsistency in applying rules and expectations</li> <li>not explicitly teaching classroom procedures</li> <li>ignoring minor disruptions</li> <li>focusing soley on negative behavior</li> <li>lack of clear expectations</li> <li>not building relationships with students</li> <li>trying to a friend rather than teacher</li> <li>making lessons too lengthy or boring</li> <li>overreacting to student behavior</li> <li>punishing the entire class for individual misbehavior</li> <li>failing to follow through on consequences</li> <li>lack of flexibility</li> <li>not seeking support</li> </ol>