Are your customers giving you a 12th MAN Advantage? Last December the Seattle Seahawks broke the Guinness World Record for the loudest crowd noise at 137.6 decibels. To put that sound into perspective, that level of noise rivals a jet engine. According to Popular Mechanics, it’s even http://www.9inchmarketing.com/2014/02/01/3-ways-to-create-raving-fans-like-the-seattle-seahawks/