In this guide, we’ll discuss how these solutions work and how you can utilize them. Should you send a new email now and change the subject line to get noticed? Or it’s better to write a follow-up asking whether the person had an opportunity to check your last email?įortunately, there are two easy-to-implement solutions that can help you to know whether your email has been opened and read: A few days passed, and you’re wondering whether your email was lost, got into the junk folder, or just was ignored. You checked your inbox a couple of times, and it’s empty. You sent an important email and are waiting for a reply.