Plug-organization

Three plugs.

A member of a plug-organization presents a plug. This plug is made of metal.
Other plug-organizations use plugs made of cork or rubber.

Towns which have a plug-organization. This map shows Bavaria, because almost all plug-organizations are in Bavaria.

A plug-organization is a social organization.  More than 100 plug-organizations are in Bavaria.Map of plug-organizations

The members always have to carry a plug. Whenever one members sees another member, they check that the other member has a plug. If the other member does not have a plug, they have to give some money to the plug-organization.  The plug-organization uses this money to purchase beer for the next meeting.

 References 

Category:Bavaria
Category:Beer-related culture
Category:Cultural organizations
Category:Non-profit organizations of Europe