Ever wanted to see when you email was opened, at what location and which links were clicked ? There are quite a few services which offer this as blogged earlier, there also exist specialized software utilities to track email headers letting users trace geographic origin of an email. While the service is mainly targeted at mass email marketers, they also provide a free account with 5 emails/day tracking limitation which can be used by individuals.
BananaTag would be the fastest and simplest service to offer email tracking service with advanced features. The service lets users track when their emails are opened, links clicked, and from what location and device. BananaTag also provides easy-to-consume in-depth metrics, allowing users to better interact with their email contacts.
The service works with any email client or service, with exclusive extensions for Gmail and an add-in for Outlook. Once activated the service will auto-notify the user as actions takes place on sent emails.