Thanks arn, we were trying to do the same -- explain how to install an app, but had problems explaining it over email (search "udid" in App Store returns way to

Thanks arn, we were trying to do the same -- explain how to install an app, but had problems explaining it over email (search "udid" in App Store returns way too many results). It was much easier to say, "Open Safari on your iPhone and go to http://WhatIsMyUDID.com http://WhatIsMyUDID.com. We actually wrote a simple AdHoc UDID as well, but decided that a single-function webpage was more straightforward.