The following forums provide opportunities for getting your challenging ICI questions addressed. Your local water provider's conservation services are also a valuable resource.
AWWA Forum at Waterwiser.org
The AWWA forum can be viewed by the public but a login is required to participate in the forum.
Fostering Sustainable Behavior
Fostering Sustainable Behavior provides a listserv on the topic of water efficiency. This listserv is free but requires registration.