The Thirdhand Smoke Resource Center holds regularly scheduled roundtable policy discussions for tobacco control advocates. At these informal events, participants will be able to connect and exchange ideas with colleagues from other organizations who are working on policy throughout California and the US, and consider how information about thirdhand smoke might be used to enhance discussions with policymakers and the general public. These roundtables will focus on a variety of policy topics, such as multiunit housing. tobacco retail licensing, school/campus policies, outdoor places, workplaces, and community education.