“Not a known member.” “Undeliverable.” “Deleted.”
These e-alternatives to the old postal pain-in-the-neck message “Return to Sender” can be annoying at best. At worst, they can signal a sad state of affairs in your e-mail files that can waste your organization’s precious time and money — not to mention eroding delicate donor relationships because your advocacy, fundraising, educational and thank-you messages, etc., simply aren’t getting through.
