It’s being called “Bernie’s Brilliant Idea,”, and Bernie Sanders’s embrace of postal banking is indeed brilliant, both in timing and substance. But while his insurgent presidential campaign may give a credible boost to USPS financial services, Sanders’s endorsement is far from sufficient. To make postal banking happen requires a broad, mass coalition willing to keep pushing the issue regardless of the outcome of the 2016 elections. If you want to be part of that movement, or already are, keep these six things in mind. Read more.