diff --git a/.gitignore b/.gitignore
index e43b0f988953ae3a84b00331d0ccf5f7d51cb3cf..271b138e0f77c43eadd88db4e2ebba2d06fa8489 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 .DS_Store
+/.project
diff --git a/SDT/schema4.0/docs/.gitignore b/SDT/schema4.0/docs/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..8c2004ec4a2c39b30570f54485d4e18383311ca0
--- /dev/null
+++ b/SDT/schema4.0/docs/.gitignore
@@ -0,0 +1,2 @@
+/.Introduction.md.html
+/.SDT_Components.md.html
diff --git a/SDT/schema4.0/docs/SDT_Components.md b/SDT/schema4.0/docs/SDT_Components.md
index 28c4403f411f7d7857b946322edb727e78e7abdd..644aa403d9419057aa2f8277122cf3f67af860c7 100644
--- a/SDT/schema4.0/docs/SDT_Components.md
+++ b/SDT/schema4.0/docs/SDT_Components.md
@@ -187,11 +187,11 @@ The element has the following child elements:
 ```
 <Product id="myMseebProduct">
 	<Extends domain="org.exampleDomain" class="MSEEB.root">
-		<ImplementProperty>
+		<ImplementPropertyies>
 			<Property name="name" value="product-abc"/>
 			<Property name="vendor" value="xyz"/>
 			<Property name="SerialNumber"/>
-		</ImplementProperty>
+		</ImplementProperties>
 		<ImplementModuleClasses>
 			<MoudleClass name="rootPowerOnOff"/>
 			<MoudleClass name="power" />
diff --git a/SDT/schema4.0/docs/images/Product.png b/SDT/schema4.0/docs/images/Product.png
new file mode 100644
index 0000000000000000000000000000000000000000..4f37956147dd07096e17915e6d16664e3a37a01a
Binary files /dev/null and b/SDT/schema4.0/docs/images/Product.png differ