Don't forget the Decrees (Admins) which are often very revealing from a genealogical point of view, because of the details included.
This is one example of specific relationships given:
www.iomfhs.im/lawsons/twill/1760_007.html

And how about the surprising attachments to this one, including arguments about seating in Braddan Church, and John Creer's change of name:
www.iomfhs.im/lawsons/twill/1731_003.html

Sue