If I see a time when there is reasonable context to talk about these things, I just tell people all about it. Every opportunity I get, I do it, no matter what medium it is; the only way things happen is by taking positive action.
Just be fair and dont try and shill people, if they get the message they get it, if they dont, move on.

You can use the Twitter #paywithcrypto and mention your favourite coins to retailers for example.