As a side note: we are all adults. What is so hard about stating > Please do not use a comcast.net email address to purchase a license key, they blackhole our

As a side note: we are all adults. What is so hard about stating > Please do not use a comcast.net email address to purchase a license key, they blackhole our email. Super simple and short (assuming that explanation from a sibling comment is correct). People are much more likely to oblige/agree when the reason for a rule is stated.