diff --git a/README b/README
new file mode 120000
index 0000000..42061c0
--- /dev/null
+++ b/README
@@ -0,0 +1 @@
+README.md
\ No newline at end of file
diff --git a/cromulent/model.py b/cromulent/model.py
index 80982c4..0250c24 100644
--- a/cromulent/model.py
+++ b/cromulent/model.py
@@ -258,6 +258,8 @@ def __setattr__(self, which, value):
 				ok = self._check_prop(which, value)
 				if not ok:
 					raise DataError("Can't set non-standard field '%s' on resource of type '%s'" % (which, self._type))
+			else:
+				ok = 1
 
 			# Allow per class setter functions to do extra magic
 			if hasattr(self, which) and hasattr(self, 'set_%s' % which):
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..dc9eaf9
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,9 @@
+[wheel]
+universal = 1
+
+[check-manifest]
+ignore =
+    .travis.yml
+    tox.ini
+    .gitignore
+    
diff --git a/setup.py b/setup.py
index 1f866cf..7cfa642 100644
--- a/setup.py
+++ b/setup.py
@@ -24,8 +24,8 @@
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 2",
-        "License :: OSI Approved :: Apache License",
-        "Development Status :: pre-Alpha",
+        "License :: OSI Approved :: Apache Software License",
+        "Development Status :: 3 - Alpha",
         "Intended Audience :: Developers",
         "Operating System :: OS Independent",
         "Topic :: Software Development :: Libraries :: Python Modules",
diff --git a/tests/test_model.py b/tests/test_model.py
index b9fec0d..4d4cd4e 100644
--- a/tests/test_model.py
+++ b/tests/test_model.py
@@ -79,6 +79,8 @@ def test_toFile(self):
 		self.assertTrue(os.path.isfile('tests/InformationObject/collection.json'))
 		shutil.rmtree('tests/InformationObject')
 
+
+
 class TestProcessTSV(unittest.TestCase):
 
 	def test_process_tsv(self):
@@ -199,6 +201,22 @@ def test_set_magic_resource_inverse(self):
 		artist._set_magic_resource('parent_of', son)
 		self.assertEqual(son.parent, artist)
 
+	def test_validation_unknown(self):
+		model.factory.validate_properties = True
+		artist = model.Person('00001', 'Jane Doe')		
+		self.assertRaises(model.DataError, artist.__setattr__, 'unknown_property', 1)
+
+	def test_validation_wrong_type(self):
+		model.factory.validate_properties = True
+		artist = model.Person('00001', 'Jane Doe')	
+		self.assertRaises(model.DataError, artist.__setattr__, 'parent_of', 'Bad Value')
+
+	def test_validation_off(self):
+		model.factory.validate_properties = False
+		artist = model.Person('00001', 'Jane Doe')		
+		artist.unknown_property = 1
+		self.assertEqual(artist.unknown_property, 1)
+
 
 if __name__ == '__main__':
 	unittest.main()