If you need to change your website frequently, you should consider a CMS website instead of a static website. Easy to use CMS allows for efficient update to website in less time.
A Content Management System (CMS) website allows you or your partners/employees to add and edit content on your website from an administrative panel. These Systems are useful because you do not need HTML training in order to add new pages or to edit and to delete content of your website.
A content management system (CMS) is a software application that can be used to manage the creation and modification of digital content. CMSs are typically used for enterprise content management (ECM) and web content management (WCM).