The National Association of Photoshop Professionals (NAPP) today announced that the Photoshop World Conference & Expo is opening its Tech Expo to the general public for one day only on Friday, September 8 from 10:00 a.m. PT to 5:00 p.m. PT at the Mandalay Bay Resort & Casino Convention Center in Las Vegas. This is an information-packed venue for anyone interested in staying up-to-date on the latest digital photography and Photoshop-related technology. To get a free expo pass (a US$20 value) call 800-738-8513 or go to photoshopworld.com/ticket/.