The crystal ball software is very easy to use but very complicated as well if you need to have a real result can assist your business and give you a result to take a right decision on it. This course will present how to use crystal ball software in a professional way. The Montecarlo simulation technique and its methodology will be presented in detail in this course and how it is implemented in this software. The way to prepare a comprehensive report based on strong theoretical background. This software can be used for different area of business such as economic analysis, marketing, sales take decision in your business and others. There is also a forecast tools that will be discussed as well. As if you have a history data and you need to know forecast for the future it can be done by this software as well. The main statistics tools and different probability distribution will be discussed also in this course. The accuracy of the results of this software is to define the best probability distributions that presents your variables. The differences between variables and uncertainty will be discuss in this course also. The predictor, tornado and sensitivity analysis tools will be discussed in this course in detail.