diff --git a/Layout-Template-System-Guidelines.md b/Layout-Template-System-Guidelines.md
index d897227..dbd14d1 100644
--- a/Layout-Template-System-Guidelines.md
+++ b/Layout-Template-System-Guidelines.md
@@ -28,6 +28,13 @@ The Layout System is comprised of following modules:
 - This should never result in 3 different templates or components for the same ui-component or layouting block. (e.g. menu or button)
 - If the differences are great, try to manage differences by creating reusable sub-components first.
 
+
+4. Rules for Creating Custom Components
+- When creating a custom component, avoid creating singular components; instead, group related elements together to limit the length of the JSON file.
+- Components should be designed to allow flexible layout adjustments of the elements.
+- Once created, register the component in the `component-map.tsx` file. Set the key as the component's name, then map it back to the component you created for initialization when the JSON file uses that component.
+
+
 ### Goal
 * **Only the Json File** is responsible for layout and design for the pages
 * Dynamic Render System uses json-file to build layout and page using **shared dynamic components**.