diff --git a/ImportantPrincipals.md b/ModuleClientAPIPrincipals.md
similarity index 100%
rename from ImportantPrincipals.md
rename to ModuleClientAPIPrincipals.md
diff --git a/ModuleServerAPIPrincipals.md b/ModuleServerAPIPrincipals.md
new file mode 100644
index 0000000..6c456a5
--- /dev/null
+++ b/ModuleServerAPIPrincipals.md
@@ -0,0 +1,5 @@
+# ModuleClientApi - Important Principals
+
+When creating the server side of a module there are some really important things to take account of!
+
+-   Never use log directly to Getiyo.log! Always use console.log/console.error/console.warn
diff --git a/_Sidebar.md b/_Sidebar.md
index 422023c..489a936 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -12,9 +12,10 @@
     -   [Development environment/Building](./ModuleEnvironment)
     -   [GetiyoModuleTool](./GetiyoModuleTool)
     -   [ModuleClientAPI](./ModuleClientAPI)
+        -   [Important Principals](./ModuleClientAPIPrincipals)
         -   [User](./ModuleClientAPIUser)
-        -   [Important Principals](./ImportantPrincipals)
     -   [ModuleServerAPI](./ModuleServerAPI)
+        -   [Important Principals](./ModuleServerAPIPrincipals)
         -   [Client](./ModuleServerAPIClient)
         -   [Property](./ModuleServerAPIProperty)
         -   [ModuleData](./ModuleServerAPIModuleData)