Do you know why people using plugins on their website? The answer is quite simple. A plugin can solve a big problem very easily. Example, For contact page, must needed thing is a form. So a developer can make it by using code such as HTML and PHP. It takes a long time. A plugin can solve this problem simply. Contact Form 7 is the best plugin for creating a form in mere minutes. So using WordPress plugins is the best path for making easy your WordPress website.