It’s a well-known fact that 60 out of 196 countries have English as an official language, so knowing how to speak it changes your travelling experience forever. You can pitch or market great products and ideas to the English-speaking companies, and even interact easily with other people at international conferences and events. You can hold a conversation with both native and non- native speakers. Knowing English, you can start working from anywhere in the world and become an attractive candidate for any job. English is the language of business, it leads people to new career opportunities, increases their earnings, and simplifies the process of studying abroad. One out of five individuals or 1.5 billion people worldwide already speak the English language and another billion is in the process of learning it. English is the most commonly spoken language in the world.