Here are a few example I have posted here. Super Search and Google are typically helpful. If you know how to do it in VB all you really need to do is get used to the *ahem* slightly ecclectic Win32::OLE syntax.

Re: (Win32::OLE) convert text to word
Compare two Microsoft Word Documents
Re:(Win32::OLE) Printing from Perl in Windows
Re: Win32::OLE for MS-Word