diff --git a/src/BaselineOfBloc/BaselineOfBloc.class.st b/src/BaselineOfBloc/BaselineOfBloc.class.st
index 91fdaf0d1..fed3d6411 100644
--- a/src/BaselineOfBloc/BaselineOfBloc.class.st
+++ b/src/BaselineOfBloc/BaselineOfBloc.class.st
@@ -137,7 +137,9 @@ BaselineOfBloc >> baseline: spec [
 					spec requires: #('Bloc-Scalable') ];
 				package: #'Bloc-FocusFinder-Examples' with: [
 					spec requires: #('Bloc-FocusFinder') ].
-
+			
+			spec package: #'Bloc-Rules' with: [ spec requires: #(#Bloc) ].
+			
 			spec package: #'Bloc-Demo' with: [
 				spec requires: #(#'Bloc-Layout' #'Bloc-Spec2' #'Bloc-Text-Elements') ].
 
diff --git a/src/Bloc-Rules/ReBlocDoNotSendForceLayoutRule.class.st b/src/Bloc-Rules/ReBlocDoNotSendForceLayoutRule.class.st
new file mode 100644
index 000000000..c9e20c3fd
--- /dev/null
+++ b/src/Bloc-Rules/ReBlocDoNotSendForceLayoutRule.class.st
@@ -0,0 +1,47 @@
+"
+`BlElement>>#forceLayout` shouild not be manually invoked as exaplained by the followoing comment:
+
+
+**forceLayout**
+	""Do not use me, I am a private / debug utility method to force layout computation.
+	The main usage of this method is for testing purposes where we want to update layout
+	without the need to create a separate space and add an element to it in order to test bounds or position.
+	Note: because layout measurement may depend on other element it is mandatory to compute
+	layout going down from the top most parent, otherwise layout will not be valid""
+
+"
+Class {
+	#name : #ReBlocDoNotSendForceLayoutRule,
+	#superclass : #ReAbstractRule,
+	#category : #'Bloc-Rules'
+}
+
+{ #category : #testing }
+ReBlocDoNotSendForceLayoutRule class >> checksMethod [
+
+	^ true
+]
+
+{ #category : #accessing }
+ReBlocDoNotSendForceLayoutRule class >> uniqueIdentifierName [
+	"This number should be unique and should change only when the rule completely change semantics"
+
+	^ 'BlocDoNotSendForceLayout'
+]
+
+{ #category : #running }
+ReBlocDoNotSendForceLayoutRule >> basicCheck: aMethod [
+
+	^ (aMethod sendsSelector: #forceLayout)
+]
+
+{ #category : #accessing }
+ReBlocDoNotSendForceLayoutRule >> group [
+	^ 'Potential Bugs'
+]
+
+{ #category : #accessing }
+ReBlocDoNotSendForceLayoutRule >> name [
+
+	^ 'Do not send forceLayout'
+]
diff --git a/src/Bloc-Rules/ReBlocWidthShouldNotBeOverriddenRule.class.st b/src/Bloc-Rules/ReBlocWidthShouldNotBeOverriddenRule.class.st
new file mode 100644
index 000000000..cdfa16db1
--- /dev/null
+++ b/src/Bloc-Rules/ReBlocWidthShouldNotBeOverriddenRule.class.st
@@ -0,0 +1,39 @@
+"
+In Bloc an element defines a width method. Redefining it can lead to difficult to spot bugs.
+"
+Class {
+	#name : #ReBlocWidthShouldNotBeOverriddenRule,
+	#superclass : #ReAbstractRule,
+	#category : #'Bloc-Rules'
+}
+
+{ #category : #testing }
+ReBlocWidthShouldNotBeOverriddenRule class >> checksMethod [
+
+	^ true
+]
+
+{ #category : #accessing }
+ReBlocWidthShouldNotBeOverriddenRule class >> uniqueIdentifierName [
+	"This number should be unique and should change only when the rule completely change semantics"
+
+	^ 'BlocWidth'
+]
+
+{ #category : #running }
+ReBlocWidthShouldNotBeOverriddenRule >> basicCheck: aMethod [
+
+	^ (aMethod methodClass inheritsFrom: BlElement) and: [
+		  aMethod methodClass includesSelector: #width ]
+]
+
+{ #category : #accessing }
+ReBlocWidthShouldNotBeOverriddenRule >> group [
+	^ 'Potential Bugs'
+]
+
+{ #category : #accessing }
+ReBlocWidthShouldNotBeOverriddenRule >> name [
+
+	^ 'Width should not be overridden'
+]
diff --git a/src/Bloc-Rules/package.st b/src/Bloc-Rules/package.st
new file mode 100644
index 000000000..4800a230a
--- /dev/null
+++ b/src/Bloc-Rules/package.st
@@ -0,0 +1 @@
+Package { #name : #'Bloc-Rules' }