In your case, you had a user base you could pry at to push the next app up the chart. Knowing the method by which you did this is valuable for developers in a

In your case, you had a user base you could pry at to push the next app up the chart. Knowing the method by which you did this is valuable for developers in a similar position, for sure. However, what advice might you give to developers that haven't yet reached that point? How did you establish the base that allowed you to do this?