Check out the latest in the What will you Build series, it’s just the beginning really, with more developer stories and code samples to come.  With Visualforce the promise of any device, any experience was not left to chance by our intrepid Dreamforce 2007 developer attendee, Elaine.   She was able (along with all the attendees) to get her Developer Edition enabled with Visualforce preview.  Elaine then set about to build her first Visualforce app for the BlackBerry 8800.  Read about the tips and tricks she discovered while hanging out in the Developer Lounge and building a Visualforce experience for the 8800.