"Thousands of open source advocates and enthusiasts from around
the world are expected to take the message of free and open source
software to the streets on September 15 for the fourth annual
Software Freedom Day.
"On Software Freedom Day, teams of enthusiasts hold local events
to educate their local communities, supported by the parent
organisation, Software Freedom International, and sponsors such as
Canonical and the Free Software Foundation. It's an advocacy event
whose the primary motive is outreach--promoting free and open
source software to local communities..."