The document announces a promotional products trade show called "Rockin' Promo Fest" that will take place on September 19 from 10 AM to 3 PM at the Marriott LAX hotel in Los Angeles. The trade show will feature a variety of branded merchandise for year-round promotion across different categories like apparel, business accessories, drinkware, gifts and tech items. Attendees can also expect promotional exclusives, door prizes, complimentary lunch, and a new products pavilion.