As senders, we should be the first to care about sending valuable, relevant emails to our contacts. Ultimately, email’s efficiency as a communications channel depends on our recipients’ overall inbox experience. More unwanted emails mean more competition and less likelihood of having our messages read.

But that doesn’t stop us from worrying when mailbox providers make the decision to enforce requirements impacting the way they handle unsolicited messages, like the ones announced earlier this month by Gmail and Yahoo.