Yup, another inbox only user here. Unread means it's a to-do. In Gmail you can set it to group all unread at the top. Sometimes I'll open an email and mark un

Yup, another inbox only user here. Unread means it's a to-do. In Gmail you can set it to group all unread at the top. Sometimes I'll open an email and mark unread again if I need to come back to it.