An interesting article about adware and microsoft office can be found on the openOffice.org Ninja Blog.
Is Microsoft Office adware? Wikipedia defines adware as “any software package which automatically plays, displays, or downloads advertising material to a computer after the software is installed on it or while the application is being used.”
In Microsoft Office Professional 2003’s help, a search for “APA” (a popular documentation style) brings up two links labeled Microsoft Office Marketplace.
He has more examples showing that microsoft uses the office help for advertising products…