Good bartenders always have advice for their customers’ problems, which is why it’s best not to bartend in a particle-physics lab or in a prison. Hone your listening ear with today’s Groupon to ABC Bartending School. Choose between the following options:

• For $69, you get a 4-hour mixology class (a $150 value).
• For $197, you get 30 hours of bartending classes (a $450 value).<p>

As part of the nation’s largest privately owned bartending-class provider, ABC Bartending School’s experienced instructors lend pub-keeping tutelage in a fully operational bar setting. A four-hour mixology course shows prospective booze artists how to navigate the confusing waters of cocktail crafting. Serious bartenders-to-be will learn the basics of alcoholic alchemy, blending liquors and mixers into sippable sensations in 30 hours of classes.

The extensive training and hands-on practice includes all aspects of tending bar, from setup and maintenance to cutting off customers and hot-wiring jukeboxes. Speed techniques and cash-handling procedures help newbies to meet the demands of a fast-paced job, and pouring procedures allow them to rake in tips quicker. The in-depth course also covers distinguishing different cordials, free pouring, and glass selection. ABC dubs all grads certified mixologists and offers classes in one- or two-week settings to make time for slow-motion bar slides.