diff --git a/anatomy_of_mev_bots/bots/tradors.md b/anatomy_of_mev_bots/bots/tradors.md
index 178128f..459f063 100644
--- a/anatomy_of_mev_bots/bots/tradors.md
+++ b/anatomy_of_mev_bots/bots/tradors.md
@@ -1,3 +1,22 @@
-### tradors
+## tradors
+
+<br>
+
+#### tl, dr
+
+<br>
+
+* cross exchange arbitrage is closer to the tradifi forex arbitrage strategies. 
+* it involves making simultaneous buy and sell orders of the same asset across different exchanges both centralized and decentralized. 
+
+<br>
+
+---
+
+#### resources
+
+<br>
+
 
 * [hummingbot trading bots](https://hummingbot.org/)
+* [coinbot: CEXs cointegration bot](https://github.com/go-outside-labs/blockchain-science-py/tree/main/cointegration-bots)