And because of that the website must be attractive as well as informative i.e. it must contain relevant information regarding your company or business for online marketing that will help the customer to know about what your company or business is trying to sell or promote. But if you will keep a lot of information within it and make it messy then the traffic of your site will be less.
Before creating a website you must analyze and think like you are a customer and you want to visit a site then what kind of website will attract you and which site will be beneficial for you? You must think on it. After that only you must design the website so that you will understand the effectiveness of a website. If a website can take you to a higher position it can also throw you down too. So you need to think twice before designing a website.