drug dealing and loansharking is like mcdonalds.first u start out at the bottom of the hierarchy as grunts and rookies and foot soldiers earning minimum wage.cheap,disposable and inexperienced.after u fight the competition(whatever competition there is at mcdonalds)u rise up and become team leader and receive an increment in pay.later when u become a manager and is given the opportunity to own ur own franchise or drug ring,thats when the big bucks starts to come in.read freakonomics the drug dealer who went to college and got his MBA and became the owner of his drug operation.
drug dealing and loansharking just like mcdonalds has great opportunities and career prospects in u are interested in the line of work.