Who walks into vape shops in Southern California?: a naturalistic observation of customers

The rising popularity of electronic cigarettes (e-cigarettes) has been accompanied by the proliferation of vape shops in the United States. Vape shops are devoted to the sale of e-cigarettes and e-juices. This study aimed to describe the age, gender, and ethnicity of customers who frequent these shops, determine whether conversations transpire between retailers and customers, as well as identify the types of activities taking place while customers are inside the store