diff --git a/MEV/README.md b/MEV/README.md
index 9f1dcfb..e213615 100644
--- a/MEV/README.md
+++ b/MEV/README.md
@@ -1,3 +1,14 @@
+# MEV 101
+
+<br>
+
+MEV consists of 4 main categories: arbitrage, liquidation, sandwich, and "Longtail".
+
+<br>
+
+
+
+---
 ## Ethereum notes