Does the League have any outlines or articles explaining the requirements of the open meetings law?

Yes.  A basic overview of Wisconsin’s open meeting law is provided in Governing Bodies 315R-9 (2010) (pdf below)

Complying with WI Open Meetings Law (PDF)

For a more detailed resource on Wisconsin’s open meeting law, see the Wisconsin Department of Justice’s Open Meeting Compliance Guide, available as a PDF on on DOJ’s website.

For a video with information on this topic, click here to watch it on the League's YouTube channel.