The actual meaning of the word startup is the action or procedure of setting anything in action. In extreme broad sense, a startup any organization or firm, what starts from a single founder or some co-founders with no team and grow to some of the biggest companies and firms in the world. A Startup is any human-created firm or organization formed for solving specific problems, through its product or services under some particular conditions with extreme uncertainty. These humans we're talking about are none other than entrepreneurs. In this tutorial series, we will learn about how they think and set up their mindset and goals and what other constraints comes associated with this new subject-line.