Consulting-Specifying Engineer, May 2014, by Sanjyot B. Bhusari.
http://www.csemag.com/single-article/smart-building-integration/e7c6fe5e5c3ecc35fe6992cb0871b442.html

"Historically, the facility management challenge has been to do more with less. System integration provides a solution, and offers an opportunity to lower costs and achieve greater efficiencies."