Tech Q&A: Finding out if your email was received is harder than it sounds

A read receipt is just a message that asks the recipient to respond if he or she reads the email. But responding is voluntary. — Photo by Brett Jordan on Unsplash

Q: If I send an email, is there a way to know if the recipient got it? I'm interested because some people to whom I've sent an email say they never got it (not even in their spam folders.)

—John Wezowicz, Suffield, Connecticut