Email Oracle, a nice service and extension for Google Mail (Gmail) to track your emails. It's a great way to see if your recipient opens your email. Unfortunately the service is shutting down. So I've found an alternative. More after the break.
The worst thing I've seen are designers with plenty of work but no money on their bank account. How can this happen? I will show you a few examples.
In this lesson, where I explain the benefits of tracking, is a free to download spreadsheet included to get you started in minutes.