diff --git a/README.md b/README.md
index cae9c56..d8bb6e2 100644
--- a/README.md
+++ b/README.md
@@ -235,6 +235,11 @@ For instance, take into account the snaptshot above. If you already know how to
         * [Designing Distributed Systems](https://learning.oreilly.com/library/view/designing-distributed-systems/9781491983638/) 📕 💰
         * [Distributed Denial of Service (DDoS)](https://learning.oreilly.com/library/view/distributed-denial-of/9781492026181/) 📕 💰
         * [Distributed Systems Training](https://github.com/pingcap/talent-plan) 📰 🆓
+      * Bulkhead Pattern
+        * [Bulkhead Pattern - Origin & Concept](https://www.youtube.com/watch?v=Kh3HxWk8YF4) 📼 🆓
+        * [Bulkhead Pattern - Examples](https://www.youtube.com/watch?v=R2FT5edyKOg) 📼 🆓
+      * Circuit-Breaker Pattern
+        * [Circuit Breaker Pattern - Fault Toleranc Services](https://www.youtube.com/watch?v=ADHcBxEXvFA) 📼 🆓
       * Event Sourcing / CQRS
         * [Go Back to the Future with Event Sourcing and CQRS](https://www.youtube.com/watch?v=iGt0DBOWDTs) 📼 🆓
         * [Event Sourcing You are doing it wrong - David Schmitz](https://www.youtube.com/watch?v=GzrZworHpIk) 📼 🆓
@@ -507,3 +512,8 @@ For instance, take into account the snaptshot above. If you already know how to
         * [How Encryption Works @ AWS](https://www.youtube.com/watch?v=plv7PQZICCM) 📼 🆓
         * [KMS](https://aws.amazon.com/kms/)
           * [Encryption and Key Management @ AWS](https://www.youtube.com/watch?v=uhXalpNzPU4) 📼 🆓
+  * Cost
+    * Cloud
+      * AWS
+        * [Savings Plans vs Reserved Instances](https://www.youtube.com/watch?v=c_zlPQimrvY) 📼 🆓
+        * [How to save with AWS Saving Plans](https://www.youtube.com/watch?v=uQ9ry-9uUvo) 📼 🆓
diff --git a/resources/topic-graph.mmd b/resources/topic-graph.mmd
index 2200ba1..b25fb88 100644
--- a/resources/topic-graph.mmd
+++ b/resources/topic-graph.mmd
@@ -45,6 +45,8 @@ graph TD
     SW --> LD[Ledgers]
 
   SW --> DSi[Distributed Systems]
+    DSi --> BHP[Bulkhead Pattern]
+    DSi --> CBP[Circuit Breaker Pattern]
     DSi --> EvS[Event Sourcing]
       DSi --> CQRS[CQRS - Command Query Responsibility Segregation]
     DSi --> DPro[Distributed Processing]
diff --git a/resources/topic-graph.png b/resources/topic-graph.png
index 5d99661..acfa198 100644
Binary files a/resources/topic-graph.png and b/resources/topic-graph.png differ