Primarily the non-VBA Word newsgroups on the Microsoft server, especially:
microsoft.public.officedev microsoft.public.word.conversions microsoft.public.word.docmanagement microsoft.public.word.formatting.longdocs microsoft.public.word.conversions microsoft.public.word.international.features microsoft.public.word.mailmerge.fields microsoft.public.word.newusers microsoft.public.word.numbering microsoft.public.word.pagelayout