This e-book was written to help readers learn/ review some key set theory notation. From time to time, the writer may update aspects of the e-book to improve the readers’ experience. Within this e-book, you will find such topics as set roster notation, set builder notation, Venn diagrams, and a brief mention to real number sets. It is a good precursor to probability, statistics, and predictive analytics. Go ahead and try out this eBook. Its written to be simple, yet helpful. *From my point of view, the book looks better when reading a kindle tablet vertically like a physical book. *