While Apple's media event where it will reportedly introduce the iPhone 5 is still five days away, the company has already begun making preparations at the Yerba Buena Center for the Arts in San Francisco where the event will be held. Last night, 9to5Mac shared a photos of some internal preparations in the lobby of the theater, and now MacStories posts photos taken by Steve Streza showing that the exterior graphics have begun going up on the theater. Apple typically posts large, colorful graphics signifying its events at the site.
Update: BusinessInsider has photos at a later stage.
Update 2: MacStories has more photos:
Article Link: Apple Begins Prepping Yerba Buena Center for iPhone 5 Media Event