diff --git a/README.md b/README.md
index 0705c8d..bf459c0 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ We are currently in beta and trying to rollout to public slowly. If you're inter
 - [x] Transactional Mails
 - [x] Rest API
 - [x] Dashboard (Delivered, opened, clicked, bounced)
-- [ ] Marketing email
+- [x] Marketing email
 - [ ] Webhook support
 - [ ] SMTP support
 - [ ] BYO AWS credentials
diff --git a/apps/docs/get-started/nodejs.mdx b/apps/docs/get-started/nodejs.mdx
index 377130b..51116a1 100644
--- a/apps/docs/get-started/nodejs.mdx
+++ b/apps/docs/get-started/nodejs.mdx
@@ -54,3 +54,32 @@ icon: node-js
     ```
   </Step>
 </Steps>
+
+## Adding contacts programatically
+
+<Steps>
+  <Step title="Get the contact book id">
+    Get the contact book id from the [Unsend dashboard](https://app.unsend.dev/contacts/). Copy the contact book id
+  </Step>
+  <Step title="Add contacts">
+
+    ```javascript
+    unsend.contacts
+      .create("clzeydgeygff", {
+        email: "hey@koushik.dev",
+        firstName: "Koushik",
+        lastName: "KM",
+      })
+    ```
+
+  </Step>
+
+  <Step title="Update contact">
+    ```javascript
+    unsend.contacts.update("clzeydgeygff", contactId, {
+      firstName: "Koushik",
+      lastName: "KM",
+    });
+    ```
+  </Step>
+</Steps>