The document outlines 10 principles for effective instructed second language learning:
1. Develop formulaic expressions and rule-based competence.
2. Focus predominantly on meaning.
3. Focus on form.
4. Develop implicit and explicit language knowledge.
5. Consider learners' natural language development.
6. Provide extensive language input.
7. Provide opportunities for student language output.
8. Encourage student interaction in the target language.
9. Account for individual learner differences.
10. Include both controlled and free student production.