Adding celebrity testimonials:

[fomayof928@mowline]

Screenshot of Google Experiments showing 145% lift.

2. 60% lift

Screenshot of Google Experiments showing 60% lift.

Elizabeth Howard’s (Ms. Senior America) unsolicited denmark number data endorsement is especially effective because about 60% of Protals users are women and about a third are retired. We discovered these gems by reviewing all 11,000 (at the time) user testimonials.

3. Explaining the reasons why other users purchased additional insoles.
See the three reasons with bullets on the first screenshot (convenience, different models, shopping for loved ones).

Radical redesign and long-form page: 58% conversion lift
With upsells generating positive ROI for the client, we turned to redesigning the main sales page. The new page generated an overall lift of 58%, achieved in two phases.

[Step 1] 35% Lift: Page Rich in Long-Form Content


The best screenshot shows a 35% lift at 99% statistical significance.

Note that even after reaching 99% statistical significance, the lift fluctuated between 33% and 37%, so we will claim 35%.

[Step 2] 17% lift: Performance improvement
The new page was quite long, so its “full load” time increased significantly — especially on mobile devices with weak connections. A combination of slow loading, lossless image compression, CSS sprites, and other ninja tactics led to another 17% increase.

These optimizations reduced page load time by 40% and shrunk the size by a factor of 4x!



Therefore the total gross lift was 58% (