diff --git a/contrib/api-development/api-methods.md b/contrib/api-development/api-methods.md
index 8c66919..61e10d7 100644
--- a/contrib/api-development/api-methods.md
+++ b/contrib/api-development/api-methods.md
@@ -25,3 +25,23 @@
     - It is idempotent, meaning that calling the same DELETE request multiple times should have the same effect as calling it once. 
     - Use the DELETE method when you want to remove a resource from the server.
 
+- **OPTIONS**:
+    - The OPTIONS method is used to describe the communication options for the target resource. 
+    - It is idempotent, meaning that calling the same OPTIONS request multiple times should have the same effect as calling it once. 
+    - Use the OPTIONS method when you want to retrieve the communication options for a resource.
+
+- **HEAD**:
+    - The HEAD method is similar to the GET method, but it only retrieves the headers of the response without the body. 
+    - It is idempotent, meaning that calling the same HEAD request multiple times should have the same effect as calling it once. 
+    - Use the HEAD method when you want to check the headers of a resource without retrieving the body.
+
+- **TRACE**:
+    - The TRACE method is used to test the connectivity between the client and the server. 
+    - It is idempotent, meaning that calling the same TRACE request multiple times should have the same effect as calling it once. 
+    - Use the TRACE method when you want to test the connectivity between the client and the server.
+
+- **CONNECT**:
+    - The CONNECT method is used to establish a tunnel to the server using a proxy. 
+    - It is not idempotent, meaning that calling the same CONNECT request multiple times may result in different outcomes. 
+    - Use the CONNECT method when you want to establish a tunnel to the server using a proxy.
+