Roses business. Business Overview Roses can be purchased in bulk on a wholesale basis for as little as $10 per dozen, and can retail for as much as $5 each or $50 per dozen. Selling the roses is very easy to do. Simply hire individuals to work as street vendors selling roses on a revenue-split basis. Ideal locations for selling the roses include outside restaurants and movie theaters, bus and train stations, and inside pubs and nightclubs, providing permission can be obtained....