what are the clinical interventions for patients unwilling to quit cigarette smoking?

The U.S. Department of Health & Human Services released a comprehensive Clinical Practice Guideline for Treating Tobacco Use and Dependence–2008 Update
https://www.ahrq.gov/professionals/clinicians-providers/guidelines-recommendations/tobacco/clinicians/update/index.html
The goal of these recommendations is that clinicians strongly recommend the use of effective tobacco dependence counseling and medication treatments to their patients who use tobacco, and that health systems, insurers, and purchasers assist clinicians in making such effective treatments available.
After reading these recommendations answer the following questions.
1. what are the clinical interventions for patients unwilling to quit cigarette smoking?
2. According to the best practices what are the best strategies to help your clients quit smoking?
3. are there any specific smoking cessation recommendations for especial populations such as teenagers or the elderly?
APA 6th edition format for references as well as in-text citations is expected.