Visit any favorite froyo shop and you'll find a similar mode: walls are lined with a host of flavors, all ready for self-service. Now consider this setup for alcohol. Self-service alcohol? How might that work?Boosting alcohol sales is a crucial goal for many restaurants due to high margins and the potential to increase top-line sales.Some operators have found that guests just don't want to wait for a server (or get back in to line) to order a second round of their favorite craft beer, which is what research points to the millennial consumer set seeking.So what's a restaurant to do? This Nation's Restaurant News article taps into how companies like Zpizza have reaped sizable sales increases utilizing self-service beer technology. The chain uses the iPourIt system, however there are other technologies available, such as PourMyBeer and DraftServ. The trend is truly catching on—PourMyBeer’s self-service beer walls and beer tables are in use at 200 locations across the nation. Check out how the system works here.If you’re not yet ready to take that leap, please read our article on how you can increase alcohol sales at your restaurant.