Serving 9.3M requests is impressive and if you are looking to build it into something more, have you tried getting some feedback from users? What is the reason

Serving 9.3M requests is impressive and if you are looking to build it into something more, have you tried getting some feedback from users? What is the reason they are using your service? I think in general, one of many ways the growth can be actualized is via feedback from those who is actually using the product/service.