diff --git a/README.md b/README.md
index 11e91fc..9fcd399 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Each Section contains a number of units. **Below Table Link** containing informa
 - [Advanced Identity](sections/advanced_identity.md)
   - AWS STS (SecurityToken Service), Amazon Cognito (simplified), What is Microsoft Active Directory (AD)?, AWS Single Sign-On (SSO)
 - [Other AWS Services](sections/other_aws_services.md)
-  - Amazon WorkSpaces, Amazon AppStream 2.0, Amazon Sumerian, AWS IoT Core, Amazon Elastic Transcoder, AWS AppSync, AWS Amplify, AWS Device Farm, AWS Backup, AWS Elastic Disaster Recovery (DRS), AWS DataSync, AWS Application Discovery Service, AWS Application Migration Service (MGN), AWS Migration Evaluator, AWS Migration Hub, AWS Fault Injection Simulator (FIS), AWS Step Functions, AWS Ground Station
+  - Amazon WorkSpaces, Amazon AppStream 2.0, Amazon Sumerian, AWS IoT Core, Amazon Elastic Transcoder, AWS AppSync, AWS Amplify, AWS Device Farm, AWS Backup, AWS Elastic Disaster Recovery (DRS), AWS DataSync, AWS Application Discovery Service, AWS Application Migration Service (MGN), AWS Migration Evaluator, AWS Migration Hub, AWS Fault Injection Simulator (FIS), AWS Step Functions, AWS Ground Station, AWS Pinpoint
 - [AWS Architecting & Ecosystem](sections/architecting_and_ecosystem.md)
   - Well Architected Framework General Guiding Principles, AWS Cloud Best Practices - Design Principles, Well Architected Framework 6 Pillars, AWS Well-Architected Tool, AWS Right Sizing, AWS Ecosystem - Free resources, AWS Marketplace
 
diff --git a/sections/other_aws_services.md b/sections/other_aws_services.md
index 81b6990..e498f27 100644
--- a/sections/other_aws_services.md
+++ b/sections/other_aws_services.md
@@ -19,6 +19,7 @@
   - [AWS Fault Injection Simulator (FIS)](#aws-fault-injection-simulator-fis)
   - [AWS Step Functions](#aws-step-functions)
   - [AWS Ground Station](#aws-ground-station)
+  - [AWS Pinpoint](#aws-pinpoint)
 
 ## Amazon WorkSpaces
 
@@ -186,6 +187,18 @@ and Database Migration Service (DMS)
 - Send satellite data to S3 or EC2 instance
 - Use cases: weather forecasting, surface imaging, communications, video broadcasts
 
+## AWS Pinpoint
+
+- Scalable 2-way (outbound/inbound) marketing communications service
+- Supports email, SMS, push, voice, and in-app messaging
+- Ability to segment and personalize messages with the right content to customers
+- Possibility to receive replies
+- Scales to billions of messages per day
+- Use cases: run campaigns by sending marketing, bulk, transactional SMS messages
+- Versus **Amazon SNS or Amazon SES**
+  - In SNS & SES, you managed each message's audience, content, and delivery schedule
+  - In Amazon Pinpoint, you create message templates, delivery schedules, highly-targeted segments, and full campaigns
+
 * * *
 
 [<img align="center" src="../images/back-arrow.png" height="20" width="20"/> Advanced Identity](./advanced_identity.md)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[<img align="center" src="../images/list.png" height="30" width="30"/> List](../README.md)&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;[AWS Architecting & Ecosystem <img align="center" src="../images/forward-arrow.png" height="20" width="20"/>](./architecting_and_ecosystem.md)