Reinarman, C., Cohen, P. & Kaal, H. (2004) ‘The Limited Relevance of Drug Policy: Cannabis in Amsterdam and in San Francisco’, American Journal of Public Health, 94(5), pp. 836-842.
• Drug policies may have a smaller influence on cannabis consumption than previously assumed;
• Most experienced users follow their own subcultural etiquette—norms and regulations regarding when, when, why, with whom and how to use—rather than laws or restrictions. When experienced users follow such etiquette, it appears that they are able to limit their cannabis usage in order to reduce the chance of marijuana interfering with regular social functioning...