When it comes to providing exceptional beer service, understanding your equipment and the role of pressure in dispensing beer is key. The pressure at which beer is dispensed is measured in pounds per square inch (PSI). It can differ depending on the specific beer variety and the dispensing system in use. Most beers are usually served at a pressure range somewhere between 10 and 40 PSI.Let's take lagers and pilsners as examples. They're normally dispensed with a pressure of around 10-16 PSI. Stouts, on the other hand, lean towards a higher PSI at approximately 35 to 38 PSI. Remember, your dispenser brand and model can influence the optimal pressure needed.Temperature makes a significant difference too. If the beer is too warm, you'll face a foam fiesta, while too-cold beer tends to be less generous with its pours. Aiming for an ideal temperature range of 0-3°C works best.Wrapping up, while dispensing pressures can vary, most beers do well being served at a pressure of around 2-3 PSI. Don’t forget to follow the manufacturer's instructions for the best pressure and temperature to use with your specific beer and dispensing system.