Yes, the topic has been broached recently.
I think any community service would be good- provided we can get adquate participation to make an impression and we have a venue that is sufficiently insulated from gun-free school zones.
The San Diegan contingent is certainly well staffed with ethusiastic supporters- its getting them from the safety of a restaurant that may present a significant challenge.
I think that with as spread out the active OC'rs are here in California, the best thing is to form community cells where we can organize small local events.
Its not just highways that need clean up- its around our lakes and trails, in our city and county parks, its caring for public shooting ranges and conducting defense walks where law enforcement is spread too thin or cant regularly patrol.