We're finding it hard to hold back our enthusiasm for Dell's Windows Phone 7 slider, but come launch day the 4.1-inch Venue Pro may be a tricky one to find -- you'll need to line up at one of only seven Microsoft retail stores on November 8th (a likely date) if this allegedly leaked document is right. If you're willing to wait until November 15th, however, there's also Dell itself, which will apparently double as the only place you'll be able to go
