This document discusses problem behaviors in the classroom and strategies for addressing them. It begins by listing examples of problem behaviors like disruptive talking, sleeping in class, and failing to do homework. It then explores potential causes like family issues, low self-esteem, and boredom. To prevent problems, the document recommends establishing a classroom code of conduct created with student input. It also stresses the importance of teacher enthusiasm, professionalism, and rapport. When problems occur, teachers should act immediately, focus on the behavior not the student, take appropriate action, and keep their calm. The document next discusses strategies for minimizing student use of their native language in class, like setting guidelines, choosing appropriate tasks, and creating an English-speaking atmosphere