Nearly all of my emails are from real people... that is, the ones that get past GMail's spam filter, which is the only subset I care about. I pretty aggressive

Nearly all of my emails are from real people... that is, the ones that get past GMail's spam filter, which is the only subset I care about. I pretty aggressively mark as spam any auto-emails. Pretty much the only company I won't do this to is Amazon, not because I don't want to, but because I am scared to.