Our customers pay us for different services (mandatory and extra payments). We need you to conduct research in order to structure these processes. You should study how other companies do it, taking into account information we will provide you.
We need to structure our customers payment processes. In order to do it, we have to find the right strategy to classify the payments and the most efficient way to do it.
You need to present an overview of existing strategies on payment flows organization and a one pager that visually summarizes the concept you propose.