To increase its revenues, US Airways has decided to sell space on air-sickness bags to sponsoring companies as a different medium for their...

To increase its revenues, US Airways has decided to sell space on air-sickness bags to sponsoring companies as a different medium for their promotional messages. The most effective promotional method for US Airways to use to find companies that would like to pay to have their promotional messages delivered to the 100 or so travelers on each of its flights would be: