It's one thing having an in-house training program. But there is a certain deeper insight that can be gained from attending a Q-Con conference in person. Which may be one reason why attendance at the globe-hopping event continues to grow.
On behalf of the IETF, Mark Nottingham has recently published a draft of the Home Documents for HTTP APIs specification. Intended for non-browser clients, it provides a way to describe resources available from a particular site as well as possible hints on how to interact with those services.