Elixir's Design Pattern Parameters

The main idea is that you can separate the internal data from your business logic. You can use the same identity service or model under the hood, but your request, you can change it. So it helps us to bullet plate our code. Now, when you maybe we can get back to the design pattern parameter, right? We picked up this article and I thought it was quite interesting because I don't hear a lot of people talking about design patterns in Elixir.