Best practices around email

Best practices around email

Hi there. Prior to Zoho CRM I used a program that allowed me to be notified if an email was NOT responded to. I could set it between 2 and 7 days. If the recipient did not open the email, then a reminder was put on my dashboard. This saved me a lot of time, more importantly, I was able to stay on top of following up on emails sent out and very little fell through the cracks. I don't see the feature in ZohoCRM, but I am curious what others are managing this. I