It's illegal in many places, but happens everywhere. If the tools allow it, even if it's not the intended use for a feature, people will do it in the worst ways

It's illegal in many places, but happens everywhere. If the tools allow it, even if it's not the intended use for a feature, people will do it in the worst ways eventually. This applies for school staff managing student emails, startup founders managing cloud apps for staff, and Google employees... in general.