Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
Basically, WhoReadMe is embedded a transparent tracking image into your HTML email. The image is assigned with unique ID and stored in WhoReadMe server. Once your recipient opens your email, tracking image will be loaded from WhoReadMe server. Therefore, WhoReadMe is alerted to send you notification.
