Rahul Choudhary has one example published here, on PhonePe.

Improving Product Sense · FinTech
Getting More PhonePe Users to Set Up Bill AutoPay
Two changes to get more PhonePe users onto bill AutoPay: better timing, and visibility before the debit
Read a few side by side
The fastest way to build product sense from this library is to compare two people who took the same product somewhere different.