2 Tests By Andrei Zakhareuski
Andrei Zakhareuski Tested Pattern #21: What It's Worth In Test #5 On Busyteacher.org
The variation included a simple extention of the headline to include the full dollar worth of a discounted bundle deal.
Andrei Zakhareuski Tested Pattern #85: Benefit Button In Test #203 On Driving-tests.org
In the variation, the button label "Upgrade To Premium" was changed to one with a clearer benefit of "Pass The First Time".