This kind of spam actually deters me from signing up for much of anything anymore for the purposes of quickly test driving the service. I feel like just putting

This kind of spam actually deters me from signing up for much of anything anymore for the purposes of quickly test driving the service. I feel like just putting in my email address and a password is now more often than not considered an invitation to start emailing me useless marketing material once a week until I eventually get frustrated and open one of the emails to proceed with whatever their unsubscribe process is. I have notification "fatigue" as it is and I don't need my attention drawn once a week to an email "ding" from a company I tried once. If I were creating a new service I'd explicitly state on the signup prompts that I will not be send you marketing material, or at least have a checkbox.