In this experiment, a 3 step progress bar was added at the top of an ecommerce checkout funnel. Impact on checkout progression and completed sales was measured.

In this experiment, a 3 step progress bar was added at the top of a signup funnel. Impact on signups was measured.

In this experiment, a fixed add-to-cart button along with the quantity selector was transformed into an always floating one. Impact on sales was measured. (Visitors are session based).