Sign Up Page After a complex set up process, finally we can start to write our routes! Step One: Write register route We will write our register route which will render to a "register" page. In this page, it will have a simple sign up form. Step Two: Create Sign up form We add "register.ejs" in the "views" folder. Then, we create a simple form which the url link will be "/register". Then, we run the app.js and get the "/register", so we can see the form. Step Three: Set up body parser For every form post request, we need to add body parser to make it work. Step Four: Handle user sign up Once users sign up, it will lead them to the secret page. Therefore, we need to write a post route. Inside the post route, we add passport authenticate , which will log the user in and store the correct information and run the serialize method. And we specify to use "local" strategy . ...