Needing to Generate test data can be very stressful. I like to produce sample data that contains realistic values, such as professional names so that the people involved in the training have a frame of reference and do not get tripped up on the data. Realistic datasets can be created by following these steps and utilizing the resources listed below.

PowerBI has built-in date hierarchy features that seem to cause confusion in not only new users but experienced users. This article shows you how to avoid errors.  

How to use Excel Unpivot function to transform your data entry tables into fact tables for better data analysis. This comprehensive guide provides step-by-step instructions, making the process of converting Excel tables using Unpivot Columns functionality easy and efficient.

The date dimension is the table that controls your time analysis and is the most important to get right, especially with PowerBI, Excel, and other visualization tools. Having various tags and descriptors that aid in your analysis gives your end users several options in creating their visualizations in addition to a base for DAX time intelligence calculations.