When you start a Vue application, what you need to keep in mind is your application's logic itself. You don't need to remember a set of APIs so that you can connect different pieces of your code. Vue.js, which is a progressive framework, provides you with an intuitive way of writing web applications, starting small and growing incrementally into a large-scale application. If you have used other frameworks before, you may wonder why they make things unnecessarily complicated. Now, let's go through fundamental concepts in Vue.js and create the sample application.