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's locations in Altadena, Colton, Los Alamitos, and Los Angeles. Choose between the following options: For $49, you get a 4-hour mixology class (a $150 value). For $197, you get 32 hours of bartending classes (a $495 value). 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 as instructors pull from more than 100 basic and elaborate recipes for practice. Serious bartenders-to-be will learn the basics of alcoholic alchemy, blending liquors and mixers into sippable sensations in 32 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 taking the jukebox off shuffle. 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 wines, draft 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.