If your keeping in touch with your early-adopter client who continues to improve greening its existing building operations they might want to read the product labels in their bath cabinet.
In a post today by attorney Stuart Kaplow of greenbuildinglawupdate.com titled "Microbeads Ban in Maryland will be more Efficacious than Others", [http://www.greenbuildinglawupdate.com/2015/06/articles/sustainability-1/microbeads-ban-in-maryland-will-be-more-efficacious-than-others/index.html] Stuart wrote that Maryland signed into law prohibiting the manufacture of a personal care product containing synthetic plastic microbeads beginning December 31, 2017. Illinois, Maine, New Jersey and Colorado have passed similar phased-in bans. Legislation is pending in several states, including California, New York, and Washington. The tiny microbeads have an impact on our environment posing a threat to the ecosystem of rivers and waterways downstream from waste water treatment plants that cannot remove.
You may want to determine whether any of your suggested maintenance green cleaning products contain this gentle abrasive ingredient.