In the enterprise world this is done via user groups - http://www.sap.com/communities/user-groups.html http://www.sap.com/communities/user-groups.html You'd be

In the enterprise world this is done via user groups - http://www.sap.com/communities/user-groups.html http://www.sap.com/communities/user-groups.html You'd be surprised how often competitors (let's say BP and Shell for example) make purchasing decision after discussions at user group events, simply "to keep up with the Jones's".