A Multi-Site Study to Assess the Effect of Availability of a Heated Tobacco Product on Smoking Abstinence Among Current Primary Cigarette Smokers

Inclusion Criteria: * Able to read, understand, and are willing to sign an Informed Consent Form (ICF) and complete questionnaires written in English. * Generally healthy male or female, between 21 and 65 years of age, inclusive, at the time of consent, verified with government-issued identification. * All female (assigned at birth) candidate participants who agree to take the pregnancy test on site and receive a negative result, and who affirm at the SEV that they are not pregnant or intending to become pregnant. Note: Participants who identify as "intersex" or "unknown" during screening, will be required to take a pregnancy test if they wish to take one. * Currently smoke at least five combustible cigarettes on smoking days in the past 30 days. * Smoke combustible cigarettes on 15 or more of the past 30 days. * Smoked at least 100 factory-made filtered menthol and/or non-menthol combustible cigarettes in their lifetime prior to the Site Enrollment Visit. * Must indicate a neutral/positive intention to use at least one stick variant at the Site Enrollment Visit. * Own a smartphone (iOS or Android) with internet access to download a study application to access surveys and the capability to receive notifications. * Agree to participate in the study and to abide by the study restrictions and requirements, as described in the ICF. * Must try all four stick variants during the 1-week product trial period. * Must indicate a neutral/positive intention to use at least one stick var…