Industry Standards
OSCRE
"OSCRE is a not-for-profit Consortium of organizations sharing a VISION to enable the real estate industry to work more effectively through the use of cost-effective, standardized and automated electronic information exchange. OSCRE is about bringing real estate professionals together with their solution providers to agree on intelligent and effective ways to exchange information over the Internet and within their businesses."
Was formed in 2009 through a merge between the UK based PISCES and the US equivalent OSCRE. Follow them on Twitter at @OSCRE_Standards.