Decide if you want to contact them "personally" or as a group. The following is a rough draft of what I might right of I wanted to contact them "personally" "H

Decide if you want to contact them "personally" or as a group. The following is a rough draft of what I might right of I wanted to contact them "personally" "Hi, While doing some analytics I noticed that you registered but never used our product. In order to improve PRODUCT, I was hoping you could answer a few questions so we can make sure that what we offer is as closely matched to what people are looking for as possible. <questions>" It's all in the way you phrase it...