[SaN-DeeP]

VbAdvanced = It allows you to easily include different elements from your vBulletin message board on your web site's homepage. It also allows you to easily create and manage new pages in which you can set different settings other than the default. It's module system also makes it very easy to add custom modules without hacking any of the files, plus it is very easy to integrate with other vBulletin pages and hacks.

VB Drupal = One userbase for Vbulletin forums + Drupal content management System

Depending upon your needs you can select a suitable option.
If you are going to provide basic information on additional pages, I would recommend using Custom Pages Addon by princeton.