diff --git a/courses/level101/messagequeue/further_reading.md b/courses/level101/messagequeue/further_reading.md
new file mode 100644
index 0000000..3ed95ec
--- /dev/null
+++ b/courses/level101/messagequeue/further_reading.md
@@ -0,0 +1,17 @@
+# Conclusion
+
+We have covered basic concepts of Message Queue. There is much more to learn and do. We hope this course gives you a good start and inspires you to explore further.
+
+# Further reading
+
+Message Queue
+
+[https://sudhir.io/the-big-little-guide-to-message-queues](https://sudhir.io/the-big-little-guide-to-message-queues)
+
+[Exactly-once message delivery](https://exactly-once.github.io/posts/exactly-once-delivery/)
+
+[A Fair Comparison of Message Queuing Systems](https://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=9303425)
+
+[Task Queues](https://taskqueues.com/)
+
+[RabbitMQ tutorial](https://www.rabbitmq.com/getstarted.html)
diff --git a/courses/level101/messagequeue/intro.md b/courses/level101/messagequeue/intro.md
new file mode 100644
index 0000000..5159c17
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+++ b/courses/level101/messagequeue/intro.md
@@ -0,0 +1,26 @@
+# Message Queue Concepts
+
+
+## What to expect from this course
+
+At the end of training, you will have an understanding of what a Message Queue is, learn about different types of Message Queue implementation and understand some of the underlying concepts & trade offs.
+
+
+## What is not covered under this course
+
+We will not be deep diving into any specific Message Queue. 
+
+
+## Course Contents
+
+
+## Introduction
+
+
+### Types of Message Queue:
+
+1. **general-purpose message Broker:** rabbitmq, activemq
+2. **message streaming:**  kalfa, rocketmq, Redis Streams, PULSAR?, AWS Kinesis stream
+3. **Pub/Sub??:** GCP Pub/Sub, AWS SNS
+4. **brokerless:** ex zeromq, Chronicle Queue
+5. **database-as-queue** Normal people will consider it is an anti-pattern to 
diff --git a/courses/level101/messagequeue/key_concepts.md b/courses/level101/messagequeue/key_concepts.md
new file mode 100644
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+++ b/courses/level101/messagequeue/key_concepts.md
@@ -0,0 +1,29 @@
+# Key Concepts
+
+Lets looks at some of the key concepts when we talk about messaging queue system
+
+
+### Delivery guarantees			
+
+
+*   **at-lesat-once-delivery**
+
+*   **at-most-once-delivery**
+
+*   **exactly-once-delivery**
+
+
+### Messages ordering and parallelism
+
+### Fan Out / In
+
+### Poison Pills and Dead Letters
+
+
+## Use case
+
+### Work queues
+
+### Publish-subscribe pattern
+
+
diff --git a/mkdocs.yml b/mkdocs.yml
index 0380273..bd3cd4d 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -53,6 +53,10 @@ nav:
             - Introduction: level101/databases_nosql/intro.md
             - Key Concepts: level101/databases_nosql/key_concepts.md
             - Conclusion:  level101/databases_nosql/further_reading.md
+        - Message Queue:
+            - Introduction: level101/messagequeue/intro.md
+            - Key Concepts: level101/messagequeue/key_concepts.md
+            - Conclusion:  level101/messagequeue/further_reading.md
         - Big Data:
             - Introduction: level101/big_data/intro.md
             - Evolution and Architecture of Hadoop: level101/big_data/evolution.md
@@ -128,6 +132,11 @@ nav:
         - Continuous Delivery and Deployment: level102/continuous_integration_and_continuous_delivery/continuous_delivery_release_pipeline.md
         - CI/CD Pipeline - Hands-on: level102/continuous_integration_and_continuous_delivery/jenkins_cicd_pipeline_hands_on_lab.md
         - Conclusion: level102/continuous_integration_and_continuous_delivery/conclusion.md
+- Level 103:
+  - IaaS
+    - AWS
+  - IaC
+    - Terraform
 - Contribute: CONTRIBUTING.md
 - Code of Conduct: CODE_OF_CONDUCT.md
 - SRE Community: sre_community.md