Microsoft Office Specialist (MOS) is one of the most desirable exams in the world. More than 1 million MOS exams are taken every year in 140 countries. After passing MOS exams you can demonstrate the skills and abilities that allow you to take full advantage of the capabilities and functionalities of the Microsoft system, which results in heightened levels of individual performance, self-confidence and differentiation. Additional advantage of Microsoft Office Specialist (MOS) certificates is that they are recognized throughout the world.