THE DATA ON WHICH THIS STUDY IS BASED WAS DERIVED FROM INTERVIEWS AND OBSERVATIONAL MATERIAL GATHERED DURING FIVE MONTHS OF OBSERVATION OF THE MARIJUANA SCENE. SIXTY DEALERS AND USERS RESPONDED TO QUESTIONS ASKED OF THEM DURING VOLUNTARY INTERVIEWS. IT WAS CONCLUDED THAT THE PROCESS OF BECOMING A MARIJUANA DEALER INVOLVES THE DEVELOPMENT OF EXTERNAL RELATIONSHIPS WHICH ALLOW ENTRANCE INTO THE MARIJUANA-USING GROUPS AND RATIONALIZING THE INTERNAL NORMS AND GOALS OF THE LARGER SOCIETY TO THOSE OF A MARIJUANA DEALER. (AUTHOR ABSTRACT)...KAP