Craigslist-Like Front Ends are node & small group customizable.
Login/Profile from the avatar, home page link above it.

Perimeter	'The Wild', the priced, anonymous name system.
Periphery	Apple or Google authentication — corporate name space.
Interior	Free name space with full services.

CLFE is a portal thru these layers to the node interior.

Browse ad galleries. learn how site works from perimeter,
place and respond to ads in the periphery,
use services in the interior.

Commons is the central node, developer group oriented, and the center of distribution to the proper geonodes.