


If I send you a message using BCC, you receive a message that is not addressed to you. It’s possible they did, but you didn’t hear about it, since all that happened was your email was placed in a spam folder without a bounce notification back to you. I’m surprised your local email delivery succeeded without problems I’d expect some of those recipients to have flagged your email as spam. As a result, long BCC lines, or the same message going to multiple BCC’ed recipients on the same destination service (say five of your 50 are all email addresses), are a couple of the many factors considered when judging whether or not your email is likely to be spam. Sending that email using BCC - including all 50 recipients on the BCC line, so they can’t see each others’ email addresses - seems like a polite and sensible thing to do.

Sending the same email once to 50 recipients is a lot easier than sending 50 individual emails. Unfortunately, it’s also a great way to send spam. It’s a great way to protect recipients from exposing their email addresses to one another, or to spammers - for example, when forwarding humor.It’s a great way to make sure your boss is included on an email to someone else, without that someone else seeing that you’ve done so.Let me explain why I look at it that way.īCC (Blind Carbon Copy), the ability to send an email to someone without their email address appearing in the header, is useful for many things. The real question is, “Why do your emails to Australian addresses work?” To me, the real question isn’t “Why are your emails to the U.S.
