Michael S. Schulz has been a Microsoft Certified Trainer (MCT) since 1999 and CEO of his own Swiss GmbH since 2015. He is certified for many Microsoft solutions (Azure Architect, Administrator, Security, etc.). He is a consultant, lecturer, system engineer and author of reference books. Due to his "side job" as a developer of Microsoft exam questions for the official global Microsoft exams, he is particularly predestined for certification training. In the course of his project assignments, he has gained extensive practical experience on the topics of client/server, networking, PowerShell scripting, Microsoft Azure, Microsoft 365, security, Power Platform and others. For the past decade, he has been involved in cloud computing and Microsoft Azure through project assignments. He has trained thousands of IT experts from companies such as Siemens, ZKB, UBS, Zurich Insurance, Swiss Reinsurance, LGT Bank, as well as IT employees from state institutions such as the cantons of Bern, Zurich, Thurgau and Schwyz. During his time at Corona, he trained the IT experts of the Qatar government on Microsoft Azure. For Microsoft itself, he prepared new employees at Microsoft Portugal for the Microsoft cosmos in online trainings.