diff --git a/Examples/Ex001_Simple_Block.py b/Examples/Ex001_Simple_Block.py
index 12c0ae5..f72445f 100644
--- a/Examples/Ex001_Simple_Block.py
+++ b/Examples/Ex001_Simple_Block.py
@@ -16,4 +16,4 @@ result = cq.Workplane("XY").box(length, height, thickness)
 # from Helpers import show
 # show(result)  # Render the result of this script
 
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex002_Block_With_Bored_Center_Hole.py b/Examples/Ex002_Block_With_Bored_Center_Hole.py
index a1dda36..a825f98 100644
--- a/Examples/Ex002_Block_With_Bored_Center_Hole.py
+++ b/Examples/Ex002_Block_With_Bored_Center_Hole.py
@@ -17,4 +17,4 @@ result = cq.Workplane("XY").box(length, height, thickness) \
     .faces(">Z").workplane().hole(center_hole_dia)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex003_Pillow_Block_With_Counterbored_Holes.py b/Examples/Ex003_Pillow_Block_With_Counterbored_Holes.py
index 981b5c1..50ad422 100644
--- a/Examples/Ex003_Pillow_Block_With_Counterbored_Holes.py
+++ b/Examples/Ex003_Pillow_Block_With_Counterbored_Holes.py
@@ -31,4 +31,4 @@ result = cq.Workplane("XY").box(length, height, thickness) \
     .vertices().cboreHole(cbore_hole_diameter, cbore_diameter, cbore_depth)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex004_Extruded_Cylindrical_Plate.py b/Examples/Ex004_Extruded_Cylindrical_Plate.py
index 4ab483d..6ccb2ec 100644
--- a/Examples/Ex004_Extruded_Cylindrical_Plate.py
+++ b/Examples/Ex004_Extruded_Cylindrical_Plate.py
@@ -26,4 +26,4 @@ result = cq.Workplane("front").circle(circle_radius) \
                               .extrude(thickness)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex005_Extruded_Lines_and_Arcs.py b/Examples/Ex005_Extruded_Lines_and_Arcs.py
index cc67cbf..62b51a4 100644
--- a/Examples/Ex005_Extruded_Lines_and_Arcs.py
+++ b/Examples/Ex005_Extruded_Lines_and_Arcs.py
@@ -29,4 +29,4 @@ result = cq.Workplane("front").lineTo(width, 0) \
                               .close().extrude(thickness)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex006_Moving_the_Current_Working_Point.py b/Examples/Ex006_Moving_the_Current_Working_Point.py
index 166fe9f..3c26121 100644
--- a/Examples/Ex006_Moving_the_Current_Working_Point.py
+++ b/Examples/Ex006_Moving_the_Current_Working_Point.py
@@ -32,4 +32,4 @@ result = result.center(-1.5, 1.5).circle(0.25)
 result = result.extrude(thickness)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex007_Using_Point_Lists.py b/Examples/Ex007_Using_Point_Lists.py
index 7a1bb84..d824c75 100644
--- a/Examples/Ex007_Using_Point_Lists.py
+++ b/Examples/Ex007_Using_Point_Lists.py
@@ -29,4 +29,4 @@ r = r.circle(hole_pattern_radius)
 result = r.extrude(thickness)
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex008_Polygon_Creation.py b/Examples/Ex008_Polygon_Creation.py
index c9d37c9..2fdecfc 100644
--- a/Examples/Ex008_Polygon_Creation.py
+++ b/Examples/Ex008_Polygon_Creation.py
@@ -36,4 +36,4 @@ result = cq.Workplane("front").box(width, height, thickness) \
                                     .cutThruAll()
 
 # Displays the result of this script
-build_object(result)
+show_object(result)
diff --git a/Examples/Ex009_Polylines.py b/Examples/Ex009_Polylines.py
index 2de65be..fc164c6 100644
--- a/Examples/Ex009_Polylines.py
+++ b/Examples/Ex009_Polylines.py
@@ -1,11 +1,10 @@
-# This example is meant to be used from within the CadQuery module of FreeCAD.
-import cadquery
-from Helpers import show
+import cadquery as cq
 
-# Set up our Length, Height, Width, and thickness of the beam
+# These can be modified rather than hardcoding values for each dimension.
+# Define up our Length, Height, Width, and thickness of the beam
 (L, H, W, t) = (100.0, 20.0, 20.0, 1.0)
 
-# Define the locations that the polyline will be drawn to/thru
+# Define the points that the polyline will be drawn to/thru
 pts = [
     (0, H/2.0),
     (W/2.0, H/2.0),
@@ -18,8 +17,24 @@ pts = [
 ]
 
 # We generate half of the I-beam outline and then mirror it to create the full
-# I-beam
-result = cadquery.Workplane("front").polyline(pts).mirrorY().extrude(L)
+# I-beam.
+# 1.  Establishes a workplane that an object can be built on.
+# 1a. Uses the named plane orientation "front" to define the workplane, meaning
+#     that the positive Z direction is "up", and the negative Z direction
+#     is "down".
+# 2.  moveTo() is used to move the first point from the origin (0, 0) to
+#     (0, 10.0), with 10.0 being half the height (H/2.0). If this is not done
+#     the first line will start from the origin, creating an extra segment that
+#     will cause the extrude to have an invalid shape.
+# 3.  The polyline function takes a list of points and generates the lines
+#     through all the points at once.
+# 3.  Only half of the I-beam profile has been drawn so far. That half is
+#     mirrored around the Y-axis to create the complete I-beam profile.
+# 4.  The I-beam profile is extruded to the final length of the beam.
+result = cq.Workplane("front").moveTo(0, H/2.0) \
+                              .polyline(pts) \
+                              .mirrorY() \
+                              .extrude(L)
 
-# Render the solid
-show(result)
+# Displays the result of this script
+show_object(result)
diff --git a/Examples/Ex010_Defining_an_Edge_with_a_Spline.py b/Examples/Ex010_Defining_an_Edge_with_a_Spline.py
index ad985c5..8b4c67c 100644
--- a/Examples/Ex010_Defining_an_Edge_with_a_Spline.py
+++ b/Examples/Ex010_Defining_an_Edge_with_a_Spline.py
@@ -1,9 +1,9 @@
-# This example is meant to be used from within the CadQuery module of FreeCAD.
-import cadquery
-from Helpers import show
+import cadquery as cq
 
-# The workplane we want to create the spline on to extrude
-s = cadquery.Workplane("XY")
+# 1.  Establishes a workplane to create the spline on to extrude.
+# 1a. Uses the X and Y origins to define the workplane, meaning that the
+# positive Z direction is "up", and the negative Z direction is "down".
+s = cq.Workplane("XY")
 
 # The points that the spline will pass through
 sPnts = [
@@ -16,11 +16,12 @@ sPnts = [
     (0, 1.0)
 ]
 
-# Generate our plate with the spline feature and make sure it's a closed entity
+# 2.  Generate our plate with the spline feature and make sure it is a
+#     closed entity
 r = s.lineTo(3.0, 0).lineTo(3.0, 1.0).spline(sPnts).close()
 
-# Extrude to turn the wire into a plate
+# 3.  Extrude to turn the wire into a plate
 result = r.extrude(0.5)
 
-# Render the solid
-show(result)
+# Displays the result of this script
+show_object(result)
diff --git a/Gui/Command.py b/Gui/Command.py
index f679ced..002742f 100644
--- a/Gui/Command.py
+++ b/Gui/Command.py
@@ -132,7 +132,7 @@ class CadQueryExecuteScript:
         scriptText = cqCodePane.toPlainText().encode('utf-8')
 
         # Check to see if we are executig a CQGI compliant script
-        if ("build_object(" in scriptText and "# build_object(" not in scriptText and "#build_boject(" not in scriptText) or ("debug(" in scriptText and "# debug(" not in scriptText and "#debug(" not in scriptText):
+        if ("show_object(" in scriptText and "# show_object(" not in scriptText and "#show_boject(" not in scriptText) or ("debug(" in scriptText and "# debug(" not in scriptText and "#debug(" not in scriptText):
             FreeCAD.Console.PrintMessage("Executing CQGI-compliant script.\r\n")
 
             # A repreentation of the CQ script with all the metadata attached
@@ -417,8 +417,8 @@ class CadQueryValidateScript:
 
         scriptText = cqCodePane.toPlainText().encode('utf-8')
 
-        if "build_object(" not in scriptText or "# build_object(" in scriptText or "#build_boject(" in scriptText:
-            FreeCAD.Console.PrintError("Script did not call build_object, no output available. Script must be CQGI compliant to get build output, variable editing and validation.\r\n")
+        if ("show_object(" not in scriptText and "# show_object(" in scriptText and "#show_boject(" in scriptText) or ("debug(" not in scriptText and "# debug(" in scriptText and "#debug(" in scriptText):
+            FreeCAD.Console.PrintError("Script did not call show_object or debug, no output available. Script must be CQGI compliant to get build output, variable editing and validation.\r\n")
             return
 
         # A repreentation of the CQ script with all the metadata attached
diff --git a/Libs/cadquery b/Libs/cadquery
index 0c40258..654f04c 160000
--- a/Libs/cadquery
+++ b/Libs/cadquery
@@ -1 +1 @@
-Subproject commit 0c40258e28c0fad08b699430bce34ea2613d8d1e
+Subproject commit 654f04c2e7e21fb1ebefcca519da86bcb342ee83