We know that the general purposes of the companies are to produce revenue by reaching more and more people and informing them about the products and services
Basic advantages of Dynamic websites are as under

In Dynamic websites one can add and manage anything according to ones desire without anybody else’s help

New pages and sections can also be added to the site

Management time of the site can be changed

Administrator can send emails to its visitors

Quoting and estimating sales information can also be handled here

Newsletter subscription and product notification can be asked