diff --git a/cheatsheets/gleam-for-elixir-users.md b/cheatsheets/gleam-for-elixir-users.md
index 8696f74d..f0c9f9ec 100644
--- a/cheatsheets/gleam-for-elixir-users.md
+++ b/cheatsheets/gleam-for-elixir-users.md
@@ -25,7 +25,10 @@ subtitle: Hello Elixir Alchemists!
   - [Tuples](#tuples)
   - [Lists](#lists)
   - [Atoms](#atoms)
-  - [Dicts](#dicts)
+- [Patterns](#patterns) 
+- [Dicts](#dicts)
+- [Patterns](#patterns)
+- [Flow control](#flow-control) IN-PROGRESS
 - [Patterns](#patterns)
 - [Flow control](#flow-control) TODO
   - [Case](#case) TODO
@@ -687,5 +690,8 @@ list = [1, 2, 3]
 {1 = a, 2 = b} = {1, 2}
 ```
 
+## Flow Control
 
+### Case
 
+Even though both Elixir and Gleam are functional programming language. There is a huge difference between them and with others non-functional language, which is not providing `if/else`, the fundamental part for most programming language. In other hand, we use `match` instead. Gleam features a strong pattern matching feature like Elixir.