A few things that are accessible within the USA include:
- Participating in mutual aid programs
- Campaigning on the local level, including for positions like poll watchers
- Making your voice heard in community events in general
- Joining your local DSA, networking
So by your perspective, if the Workers co-ops cannot lease from a third party, would that be Socialist?
Capitalism does not equal private property, but at the same time liberalism is about Capitalism and individual ownership of property.