this review title is: product diversion is stealing and the content is: curious how this seller has gotten around the non diversion contract either they or the person that sold it to them had to sign this is a diverted product and therefor not guaranteed by colorproof guaranteed only when sold in and by a licensed hairdresser salon.there are other information for this review, one is this reviewer did not purchase it and the other is 2 people think this review is helpful.