Images Copyright 2001 Laura Popejoy. All Rights Reserved Back 1/8/2008 - IV Business Showcase Visit our booth at the Imperial Valley Joint Chamber of Commerce Business Showcase. Booth 55 1/17/08 The Imperial Valley Joint Chambers of Commerce present the Business Showcase 2008 from 3:30 to 7:30 p.m. at the IV Expo Preble Building. Admission is $2, children 5 years old and under are FREE. For more information please call (760) 344-3160.