Throughout this book, the reader will gain a basic understanding of how the sector works, the macroeconomic drivers of oil and natural gas, energy sector drivers, the investment universe of the energy sector segmented by industries, individual security analysis, and alternative energy investment opportunities. The book will discuss how to track industry fundamentals from publicly available data and how to analyze data to make better investment decisions. Lastly, the book will discuss investment strategies for a wide variety of market conditions, including when oil and gas stocks fall out of favor or in a bear market.