2. For Week 1, subjects will be asked to keep daily paper-and-pencil records of their smoking behavior for the week following baseline. Subjects will be asked to report on number of cigarettes smoked, time of day smoked, how they felt when they smoked, and the degree to which they craved the cigarette. They will also be asked to indicate whether or not they tried any of the four D's strategies to avoid or delay smoking. Additionally, they will fill out the Hughes-Hatsukami Scale once per day.