diff --git a/0-python-code/HowTo_RotateToReference.py b/0-python-code/HowTo_RotateToReference.py
new file mode 100644
index 0000000..b2bf98b
--- /dev/null
+++ b/0-python-code/HowTo_RotateToReference.py
@@ -0,0 +1,29 @@
+"""
+Function for rotating an element based on rotation of another element.
+
+TESTED REVIT API: 2016, 2017
+
+Author: Jared Friedman | github.com/jbf1212
+
+This file is shared on www.revitapidocs.com
+For more information visit http://github.com/gtalarico/revitapidocs
+License: http://github.com/gtalarico/revitapidocs/blob/master/LICENSE.md
+"""
+from Autodesk.Revit.DB import Line, XYZ
+
+# Works for point-based elements
+# Assumes rotations in XY plane
+# Function should be called within a Transaction
+
+def rotate_to_ref(ref_element, transform_element):
+    """Match rotation between a reference element and an element to rotate"""
+    try:
+        orientation_angle = ref_element.Location.Rotation
+        ref_location = ref_element.Location.Point
+    except Exception as errmsg:
+        print('Could not get element Rotation or Point')
+        print('Error: {}'.format(errmsg))
+
+    rot_ang = orientation_angle - transform_element.Location.Rotation
+    rot_axis = Line.CreateBound(ref_location, XYZ(ref_location.X, ref_location.Y, ref_location.Z+1.0))
+    transform_element.Location.Rotate(rot_axis, rot_ang)
diff --git a/0-python-code/HowTo_SelectUnboundRooms.py b/0-python-code/HowTo_SelectUnboundRooms.py
new file mode 100644
index 0000000..c62ca9e
--- /dev/null
+++ b/0-python-code/HowTo_SelectUnboundRooms.py
@@ -0,0 +1,35 @@
+"""
+Selects unbound rooms in model
+
+TESTED REVIT API: 2015, 2016, 2017
+
+Author: Jared Friedman | github.com/jbf1212
+
+This file is shared on www.revitapidocs.com
+For more information visit http://github.com/gtalarico/revitapidocs
+License: http://github.com/gtalarico/revitapidocs/blob/master/LICENSE.md
+"""
+from Autodesk.Revit.DB import Transaction, Element
+from Autodesk.Revit.DB import FilteredElementCollector
+from Autodesk.Revit.UI import TaskDialog
+from System.Collections.Generic import List
+
+uidoc = __revit__.ActiveUIDocument
+doc = __revit__.ActiveUIDocument.Document
+
+# GET ALL ROOMS IN MODEL
+rooms = FilteredElementCollector(doc).OfCategory(BuiltInCategory.OST_Rooms)
+ub_rooms = []
+
+for r in rooms:
+    if r.Area > 0:
+        pass
+    else:
+        ub_rooms.append(r)
+
+# SELECT UNBOUND ROOMS
+collection = List[ElementId]([r.Id for r in ub_rooms])
+selection = uidoc.Selection
+selection.SetElementIds(collection)
+
+TaskDialog.Show('Unbound Rooms', "{} unbound rooms selected". format(len(ub_rooms)))