imagine an environment where the office software is available on all three computer environments. And each person has a choice to use the desktop environment that they are most comfortable with. Think LibreOffice.
imagine a server that could be used as a basis for sharing documents, email, data and resources for all three computer environments. that it's license is available for free. Think Linux.
imagine there is a company that could help you achieve close to this dream scenario. that they are based in Nelson.Think Freedom IT.