The purpose of this one-day course is to offer a high level overview on well test analysis to allow the use of this tool effectively in reservoir management and production optimization. Further, well test analysis could be very challenging for many professionals that are not specialists or are reluctant to go through a lengthy training to feel confident to perform well test analysis. Therefore, this concise course has been designed to offer the attendees the essential knowledge to understand the main concepts of well test analysis; whether they might consider to become specialists or just to be able to audit/use the information test analysis reports. Production analysis techniques for challenging formations such as the unconventional and tight formations will also be reviewed including the use of Multi-stage Frac Horizontal Wells (MFHW). A detailed course hand-out, which is an excellent reference, will be provided. No calculators are required for this class!