Cocktailing can be regarded as an art rather than as a mere act of refreshment. And since practice, patience and precision make a man perfect, cocktailing also entails certain aspects those can make the magic happen. At the same time, you also need to take care that the relevant mistakes are not tending to take place. However, relax, because if you hire a mobile bar where a hired barman is in charge of everything, you can eliminate all the predictable drawbacks as mentioned below: Poor measurement : This major mistake can result in a complete cocktailing disaster. In order to prepare quality cocktails, you need to make sure that precise measurements are being taken care of. You can use metal speed pourers as your pour spout in order to control the serving of spirits. Using the jiggers will also be a judicial step, as this will help you to measure pouring drinks by counts. M