Old Version: New User, First Fail
Subject Line: Your Teespring campaign did not tip
New Version: New User, First Fail
Subject Line: Ready?
Results: New Version > Old Version (~400% increase in clicks, roughly 40% increase in opens)
We don't have the data on how the original was performing - we changed it to include TSU a few weeks back. These results show two new versions performing against one another. Here's what it looked like: