Wordpress to Vbulletin 4.x: Forum only
 

I do not own the suite.

The wordpress database that will be imported has

22,937 Posts
8,915 Tags
105,149 Comments

Now what I am thinking of doing is putting both of these (vbulletin 4.x & wordpress) into maintenance mode, create a new database, import the vbulletin 4.x content into the database (basically clone it so I have a backup if something goes awry)....... and from here what would be next proper step to "merge" if you will the categories/posts/tags & comments from wordpress?