diff --git a/.gitignore b/.gitignore
index fedd318..ec280b3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 *.swf
 *.swc
+*.swf.cache
diff --git a/03g1-debugging/Debugging.mxml b/03g1-debugging/Debugging.mxml
new file mode 100644
index 0000000..9c6244b
--- /dev/null
+++ b/03g1-debugging/Debugging.mxml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"
+    creationComplete="initApp()">
+    <mx:Script>
+        <![CDATA[
+            import mx.controls.Alert;
+
+            private function initApp():void
+            {
+                trace("Hello from Flex Debugging!");
+                var myVar:Number = 9;
+                trace("The value of myVar is " + myVar);
+            }
+        ]]>
+    </mx:Script>
+
+    <mx:Button label="Click Me" click="Alert.show('Hello from Flex');"/>
+</mx:Application>
diff --git a/Makefile b/Makefile
index 8844ef5..2516915 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,11 @@
 #    make MXMLC=/path/to/my/mxmlc
 MXMLC ?= mxmlc
 COMPC ?= compc
+ifdef DEBUG
+    MXMLC_FLAGS ?= -warnings -debug -incremental -strict
+else
+    MXMLC_FLAGS ?= -warnings
+endif
 
 
 # define all dependency mxml paths and their swf path targets
diff --git a/mktargets.py b/mktargets.py
index 69ef13d..17b9841 100755
--- a/mktargets.py
+++ b/mktargets.py
@@ -14,7 +14,7 @@ HERE = dirname(abspath(__file__))
 AUTOGEN_WARNING = ('# ******** AUTOGENERATED by {0} ' +
                    ('*' * 20)).format(basename(sys.argv[0]))
 PATTERN_RULE_MXMLC = \
-    '$(MXMLC) {primary_dep} -warnings -l+={parent_dir} -output {target}'
+    '$(MXMLC) {primary_dep} $(MXMLC_FLAGS) -l+={parent_dir} -o {target}'
 
 
 def main(sysargs=sys.argv[:]):
diff --git a/targets.mk b/targets.mk
index 7f42d07..23e0f80 100644
--- a/targets.mk
+++ b/targets.mk
@@ -1,197 +1,201 @@
 # ******** AUTOGENERATED by mktargets.py ********************
 01-flickr/FlickrRIA.swf: 01-flickr/FlickrThumbnail.mxml 01-flickr/FlickrRIA.mxml
-	$(MXMLC) 01-flickr/FlickrRIA.mxml -warnings -l+=01-flickr -output 01-flickr/FlickrRIA.swf
+	$(MXMLC) 01-flickr/FlickrRIA.mxml $(MXMLC_FLAGS) -l+=01-flickr -o 01-flickr/FlickrRIA.swf
 
 
 01-flickr/FlickrThumbnail.swf: 01-flickr/FlickrThumbnail.mxml 01-flickr/FlickrRIA.mxml
-	$(MXMLC) 01-flickr/FlickrThumbnail.mxml -warnings -l+=01-flickr -output 01-flickr/FlickrThumbnail.swf
+	$(MXMLC) 01-flickr/FlickrThumbnail.mxml $(MXMLC_FLAGS) -l+=01-flickr -o 01-flickr/FlickrThumbnail.swf
 
 
 02-shipping/PlainText.swf: 02-shipping/PlainText.mxml
-	$(MXMLC) 02-shipping/PlainText.mxml -warnings -l+=02-shipping -output 02-shipping/PlainText.swf
+	$(MXMLC) 02-shipping/PlainText.mxml $(MXMLC_FLAGS) -l+=02-shipping -o 02-shipping/PlainText.swf
 
 
 03a1-binding-and-modeling/YahooWeather.swf: 03a1-binding-and-modeling/YahooWeather.mxml
-	$(MXMLC) 03a1-binding-and-modeling/YahooWeather.mxml -warnings -l+=03a1-binding-and-modeling -output 03a1-binding-and-modeling/YahooWeather.swf
+	$(MXMLC) 03a1-binding-and-modeling/YahooWeather.mxml $(MXMLC_FLAGS) -l+=03a1-binding-and-modeling -o 03a1-binding-and-modeling/YahooWeather.swf
 
 
 03a2-crud-dynamic/CRUDDynamic.swf: 03a2-crud-dynamic/CRUDDynamic.mxml 03a2-crud-dynamic/dyn-employees.as
-	$(MXMLC) 03a2-crud-dynamic/CRUDDynamic.mxml -warnings -l+=03a2-crud-dynamic -output 03a2-crud-dynamic/CRUDDynamic.swf
+	$(MXMLC) 03a2-crud-dynamic/CRUDDynamic.mxml $(MXMLC_FLAGS) -l+=03a2-crud-dynamic -o 03a2-crud-dynamic/CRUDDynamic.swf
 
 
 03a3-crud-static/CRUDStatic.swf: 03a3-crud-static/CRUDStatic.mxml 03a3-crud-static/static-employees.as
-	$(MXMLC) 03a3-crud-static/CRUDStatic.mxml -warnings -l+=03a3-crud-static -output 03a3-crud-static/CRUDStatic.swf
+	$(MXMLC) 03a3-crud-static/CRUDStatic.mxml $(MXMLC_FLAGS) -l+=03a3-crud-static -o 03a3-crud-static/CRUDStatic.swf
 
 
 03a4-external-interface/Main.swf: 03a4-external-interface/Main.mxml
-	$(MXMLC) 03a4-external-interface/Main.mxml -warnings -l+=03a4-external-interface -output 03a4-external-interface/Main.swf
+	$(MXMLC) 03a4-external-interface/Main.mxml $(MXMLC_FLAGS) -l+=03a4-external-interface -o 03a4-external-interface/Main.swf
 
 
 03a5-local-connections/BasicTaskReceiver.swf: 03a5-local-connections/BasicTaskReceiver.mxml 03a5-local-connections/TaskSender.mxml
-	$(MXMLC) 03a5-local-connections/BasicTaskReceiver.mxml -warnings -l+=03a5-local-connections -output 03a5-local-connections/BasicTaskReceiver.swf
+	$(MXMLC) 03a5-local-connections/BasicTaskReceiver.mxml $(MXMLC_FLAGS) -l+=03a5-local-connections -o 03a5-local-connections/BasicTaskReceiver.swf
 
 
 03a5-local-connections/TaskSender.swf: 03a5-local-connections/BasicTaskReceiver.mxml 03a5-local-connections/TaskSender.mxml
-	$(MXMLC) 03a5-local-connections/TaskSender.mxml -warnings -l+=03a5-local-connections -output 03a5-local-connections/TaskSender.swf
+	$(MXMLC) 03a5-local-connections/TaskSender.mxml $(MXMLC_FLAGS) -l+=03a5-local-connections -o 03a5-local-connections/TaskSender.swf
 
 
 03a6-shared-objects/SharedObjectExample.swf: 03a6-shared-objects/SharedObjectExample.mxml
-	$(MXMLC) 03a6-shared-objects/SharedObjectExample.mxml -warnings -l+=03a6-shared-objects -output 03a6-shared-objects/SharedObjectExample.swf
+	$(MXMLC) 03a6-shared-objects/SharedObjectExample.mxml $(MXMLC_FLAGS) -l+=03a6-shared-objects -o 03a6-shared-objects/SharedObjectExample.swf
 
 
 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.swf: 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.mxml
-	$(MXMLC) 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.mxml -warnings -l+=03a7-validation-and-formatting -output 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.swf
+	$(MXMLC) 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.mxml $(MXMLC_FLAGS) -l+=03a7-validation-and-formatting -o 03a7-validation-and-formatting/ValidatorsandFormattersExampleWithAreaCodeLookup.swf
 
 
 03b-handling-events/TwitterTimeline.swf: 03b-handling-events/TwitterTimeline.mxml
-	$(MXMLC) 03b-handling-events/TwitterTimeline.mxml -warnings -l+=03b-handling-events -output 03b-handling-events/TwitterTimeline.swf
+	$(MXMLC) 03b-handling-events/TwitterTimeline.mxml $(MXMLC_FLAGS) -l+=03b-handling-events -o 03b-handling-events/TwitterTimeline.swf
 
 
 03b1-event-listeners/VBoxDemo.swf: 03b1-event-listeners/VBoxDemo.mxml
-	$(MXMLC) 03b1-event-listeners/VBoxDemo.mxml -warnings -l+=03b1-event-listeners -output 03b1-event-listeners/VBoxDemo.swf
+	$(MXMLC) 03b1-event-listeners/VBoxDemo.mxml $(MXMLC_FLAGS) -l+=03b1-event-listeners -o 03b1-event-listeners/VBoxDemo.swf
 
 
 03b2-event-propagation/DemoApplication.swf: 03b2-event-propagation/DemoApplication.mxml
-	$(MXMLC) 03b2-event-propagation/DemoApplication.mxml -warnings -l+=03b2-event-propagation -output 03b2-event-propagation/DemoApplication.swf
+	$(MXMLC) 03b2-event-propagation/DemoApplication.mxml $(MXMLC_FLAGS) -l+=03b2-event-propagation -o 03b2-event-propagation/DemoApplication.swf
 
 
 03b3-simple-ui-event/Example1.swf: 03b3-simple-ui-event/Example1.mxml 03b3-simple-ui-event/Example2.mxml
-	$(MXMLC) 03b3-simple-ui-event/Example1.mxml -warnings -l+=03b3-simple-ui-event -output 03b3-simple-ui-event/Example1.swf
+	$(MXMLC) 03b3-simple-ui-event/Example1.mxml $(MXMLC_FLAGS) -l+=03b3-simple-ui-event -o 03b3-simple-ui-event/Example1.swf
 
 
 03b3-simple-ui-event/Example2.swf: 03b3-simple-ui-event/Example1.mxml 03b3-simple-ui-event/Example2.mxml
-	$(MXMLC) 03b3-simple-ui-event/Example2.mxml -warnings -l+=03b3-simple-ui-event -output 03b3-simple-ui-event/Example2.swf
+	$(MXMLC) 03b3-simple-ui-event/Example2.mxml $(MXMLC_FLAGS) -l+=03b3-simple-ui-event -o 03b3-simple-ui-event/Example2.swf
 
 
 03c1-application-container/Demo.swf: 03c1-application-container/Demo.mxml
-	$(MXMLC) 03c1-application-container/Demo.mxml -warnings -l+=03c1-application-container -output 03c1-application-container/Demo.swf
+	$(MXMLC) 03c1-application-container/Demo.mxml $(MXMLC_FLAGS) -l+=03c1-application-container -o 03c1-application-container/Demo.swf
 
 
 03c2-box-model/HBoxExample.swf: 03c2-box-model/VBoxExample.mxml 03c2-box-model/VBoxHBoxCombo.mxml 03c2-box-model/HBoxExample.mxml
-	$(MXMLC) 03c2-box-model/HBoxExample.mxml -warnings -l+=03c2-box-model -output 03c2-box-model/HBoxExample.swf
+	$(MXMLC) 03c2-box-model/HBoxExample.mxml $(MXMLC_FLAGS) -l+=03c2-box-model -o 03c2-box-model/HBoxExample.swf
 
 
 03c2-box-model/VBoxExample.swf: 03c2-box-model/VBoxExample.mxml 03c2-box-model/VBoxHBoxCombo.mxml 03c2-box-model/HBoxExample.mxml
-	$(MXMLC) 03c2-box-model/VBoxExample.mxml -warnings -l+=03c2-box-model -output 03c2-box-model/VBoxExample.swf
+	$(MXMLC) 03c2-box-model/VBoxExample.mxml $(MXMLC_FLAGS) -l+=03c2-box-model -o 03c2-box-model/VBoxExample.swf
 
 
 03c2-box-model/VBoxHBoxCombo.swf: 03c2-box-model/VBoxExample.mxml 03c2-box-model/VBoxHBoxCombo.mxml 03c2-box-model/HBoxExample.mxml
-	$(MXMLC) 03c2-box-model/VBoxHBoxCombo.mxml -warnings -l+=03c2-box-model -output 03c2-box-model/VBoxHBoxCombo.swf
+	$(MXMLC) 03c2-box-model/VBoxHBoxCombo.mxml $(MXMLC_FLAGS) -l+=03c2-box-model -o 03c2-box-model/VBoxHBoxCombo.swf
 
 
 03c3-canvas-absolute/Example.swf: 03c3-canvas-absolute/Example.mxml
-	$(MXMLC) 03c3-canvas-absolute/Example.mxml -warnings -l+=03c3-canvas-absolute -output 03c3-canvas-absolute/Example.swf
+	$(MXMLC) 03c3-canvas-absolute/Example.mxml $(MXMLC_FLAGS) -l+=03c3-canvas-absolute -o 03c3-canvas-absolute/Example.swf
 
 
 03c4-canvas-relative/Photo.swf: 03c4-canvas-relative/Photo.mxml
-	$(MXMLC) 03c4-canvas-relative/Photo.mxml -warnings -l+=03c4-canvas-relative -output 03c4-canvas-relative/Photo.swf
+	$(MXMLC) 03c4-canvas-relative/Photo.mxml $(MXMLC_FLAGS) -l+=03c4-canvas-relative -o 03c4-canvas-relative/Photo.swf
 
 
 03c5-combined-layout/Combined.swf: 03c5-combined-layout/Combined.mxml
-	$(MXMLC) 03c5-combined-layout/Combined.mxml -warnings -l+=03c5-combined-layout -output 03c5-combined-layout/Combined.swf
+	$(MXMLC) 03c5-combined-layout/Combined.mxml $(MXMLC_FLAGS) -l+=03c5-combined-layout -o 03c5-combined-layout/Combined.swf
 
 
 03c6-form/CommentForm.swf: 03c6-form/CommentForm.mxml
-	$(MXMLC) 03c6-form/CommentForm.mxml -warnings -l+=03c6-form -output 03c6-form/CommentForm.swf
+	$(MXMLC) 03c6-form/CommentForm.mxml $(MXMLC_FLAGS) -l+=03c6-form -o 03c6-form/CommentForm.swf
 
 
 03c7-mxml-vs-as3/WithAs3.swf: 03c7-mxml-vs-as3/WithAs3.mxml 03c7-mxml-vs-as3/WithMxml.mxml
-	$(MXMLC) 03c7-mxml-vs-as3/WithAs3.mxml -warnings -l+=03c7-mxml-vs-as3 -output 03c7-mxml-vs-as3/WithAs3.swf
+	$(MXMLC) 03c7-mxml-vs-as3/WithAs3.mxml $(MXMLC_FLAGS) -l+=03c7-mxml-vs-as3 -o 03c7-mxml-vs-as3/WithAs3.swf
 
 
 03c7-mxml-vs-as3/WithMxml.swf: 03c7-mxml-vs-as3/WithMxml.mxml 03c7-mxml-vs-as3/WithAs3.mxml
-	$(MXMLC) 03c7-mxml-vs-as3/WithMxml.mxml -warnings -l+=03c7-mxml-vs-as3 -output 03c7-mxml-vs-as3/WithMxml.swf
+	$(MXMLC) 03c7-mxml-vs-as3/WithMxml.mxml $(MXMLC_FLAGS) -l+=03c7-mxml-vs-as3 -o 03c7-mxml-vs-as3/WithMxml.swf
 
 
 03c8-panel/Photo.swf: 03c8-panel/Photo.mxml
-	$(MXMLC) 03c8-panel/Photo.mxml -warnings -l+=03c8-panel -output 03c8-panel/Photo.swf
+	$(MXMLC) 03c8-panel/Photo.mxml $(MXMLC_FLAGS) -l+=03c8-panel -o 03c8-panel/Photo.swf
 
 
 03d1-datagrid/DataGridExample.swf: 03d1-datagrid/DataGridExample.mxml 03d1-datagrid/RequestParams.as 03d1-datagrid/DataGridApp.as
-	$(MXMLC) 03d1-datagrid/DataGridExample.mxml -warnings -l+=03d1-datagrid -output 03d1-datagrid/DataGridExample.swf
+	$(MXMLC) 03d1-datagrid/DataGridExample.mxml $(MXMLC_FLAGS) -l+=03d1-datagrid -o 03d1-datagrid/DataGridExample.swf
 
 
 03d2-item-renderers/HBoxWeatherDisplay.swf: 03d2-item-renderers/HBoxWeatherDisplay.mxml 03d2-item-renderers/WeatherDisplay.mxml
-	$(MXMLC) 03d2-item-renderers/HBoxWeatherDisplay.mxml -warnings -l+=03d2-item-renderers -output 03d2-item-renderers/HBoxWeatherDisplay.swf
+	$(MXMLC) 03d2-item-renderers/HBoxWeatherDisplay.mxml $(MXMLC_FLAGS) -l+=03d2-item-renderers -o 03d2-item-renderers/HBoxWeatherDisplay.swf
 
 
 03d2-item-renderers/WeatherDisplay.swf: 03d2-item-renderers/HBoxWeatherDisplay.mxml 03d2-item-renderers/WeatherDisplay.mxml
-	$(MXMLC) 03d2-item-renderers/WeatherDisplay.mxml -warnings -l+=03d2-item-renderers -output 03d2-item-renderers/WeatherDisplay.swf
+	$(MXMLC) 03d2-item-renderers/WeatherDisplay.mxml $(MXMLC_FLAGS) -l+=03d2-item-renderers -o 03d2-item-renderers/WeatherDisplay.swf
 
 
 03d3-lists/HorizontalListControl.swf: 03d3-lists/ListControl.mxml 03d3-lists/HorizontalListControl.mxml
-	$(MXMLC) 03d3-lists/HorizontalListControl.mxml -warnings -l+=03d3-lists -output 03d3-lists/HorizontalListControl.swf
+	$(MXMLC) 03d3-lists/HorizontalListControl.mxml $(MXMLC_FLAGS) -l+=03d3-lists -o 03d3-lists/HorizontalListControl.swf
 
 
 03d3-lists/ListControl.swf: 03d3-lists/ListControl.mxml 03d3-lists/HorizontalListControl.mxml
-	$(MXMLC) 03d3-lists/ListControl.mxml -warnings -l+=03d3-lists -output 03d3-lists/ListControl.swf
+	$(MXMLC) 03d3-lists/ListControl.mxml $(MXMLC_FLAGS) -l+=03d3-lists -o 03d3-lists/ListControl.swf
 
 
 03d4-tilelist/TileListExample.swf: 03d4-tilelist/TileListExample.mxml
-	$(MXMLC) 03d4-tilelist/TileListExample.mxml -warnings -l+=03d4-tilelist -output 03d4-tilelist/TileListExample.swf
+	$(MXMLC) 03d4-tilelist/TileListExample.mxml $(MXMLC_FLAGS) -l+=03d4-tilelist -o 03d4-tilelist/TileListExample.swf
 
 
 03e1-accordion/Recipe.swf: 03e1-accordion/Recipe.mxml
-	$(MXMLC) 03e1-accordion/Recipe.mxml -warnings -l+=03e1-accordion -output 03e1-accordion/Recipe.swf
+	$(MXMLC) 03e1-accordion/Recipe.mxml $(MXMLC_FLAGS) -l+=03e1-accordion -o 03e1-accordion/Recipe.swf
 
 
 03e2-tabbar-linkbar/LinkBar.swf: 03e2-tabbar-linkbar/LinkBar.mxml 03e2-tabbar-linkbar/TabBarDemo.mxml
-	$(MXMLC) 03e2-tabbar-linkbar/LinkBar.mxml -warnings -l+=03e2-tabbar-linkbar -output 03e2-tabbar-linkbar/LinkBar.swf
+	$(MXMLC) 03e2-tabbar-linkbar/LinkBar.mxml $(MXMLC_FLAGS) -l+=03e2-tabbar-linkbar -o 03e2-tabbar-linkbar/LinkBar.swf
 
 
 03e2-tabbar-linkbar/TabBarDemo.swf: 03e2-tabbar-linkbar/LinkBar.mxml 03e2-tabbar-linkbar/TabBarDemo.mxml
-	$(MXMLC) 03e2-tabbar-linkbar/TabBarDemo.mxml -warnings -l+=03e2-tabbar-linkbar -output 03e2-tabbar-linkbar/TabBarDemo.swf
+	$(MXMLC) 03e2-tabbar-linkbar/TabBarDemo.mxml $(MXMLC_FLAGS) -l+=03e2-tabbar-linkbar -o 03e2-tabbar-linkbar/TabBarDemo.swf
 
 
 03e3-tabnavigator/Shopping.swf: 03e3-tabnavigator/Shopping.mxml
-	$(MXMLC) 03e3-tabnavigator/Shopping.mxml -warnings -l+=03e3-tabnavigator -output 03e3-tabnavigator/Shopping.swf
+	$(MXMLC) 03e3-tabnavigator/Shopping.mxml $(MXMLC_FLAGS) -l+=03e3-tabnavigator -o 03e3-tabnavigator/Shopping.swf
 
 
 03e4-viewstack/ViewStackDemo.swf: 03e4-viewstack/ViewStackDemo.mxml
-	$(MXMLC) 03e4-viewstack/ViewStackDemo.mxml -warnings -l+=03e4-viewstack -output 03e4-viewstack/ViewStackDemo.swf
+	$(MXMLC) 03e4-viewstack/ViewStackDemo.mxml $(MXMLC_FLAGS) -l+=03e4-viewstack -o 03e4-viewstack/ViewStackDemo.swf
 
 
 03f1-custom-components/MainForm.swf: 03f1-custom-components/MainForm.mxml 03f1-custom-components/com/mycustom/components/TextInputEmail.as
-	$(MXMLC) 03f1-custom-components/MainForm.mxml -warnings -l+=03f1-custom-components -output 03f1-custom-components/MainForm.swf
+	$(MXMLC) 03f1-custom-components/MainForm.mxml $(MXMLC_FLAGS) -l+=03f1-custom-components -o 03f1-custom-components/MainForm.swf
 
 
 03f2-code-behind/CodeBehindDisplay.swf: 03f2-code-behind/CodeBehindDisplay.mxml 03f2-code-behind/CodeExample.mxml 03f2-code-behind/as_components/ComboBoxCodeBehind.as
-	$(MXMLC) 03f2-code-behind/CodeBehindDisplay.mxml -warnings -l+=03f2-code-behind -output 03f2-code-behind/CodeBehindDisplay.swf
+	$(MXMLC) 03f2-code-behind/CodeBehindDisplay.mxml $(MXMLC_FLAGS) -l+=03f2-code-behind -o 03f2-code-behind/CodeBehindDisplay.swf
 
 
 03f2-code-behind/CodeExample.swf: 03f2-code-behind/CodeBehindDisplay.mxml 03f2-code-behind/CodeExample.mxml 03f2-code-behind/as_components/ComboBoxCodeBehind.as
-	$(MXMLC) 03f2-code-behind/CodeExample.mxml -warnings -l+=03f2-code-behind -output 03f2-code-behind/CodeExample.swf
+	$(MXMLC) 03f2-code-behind/CodeExample.mxml $(MXMLC_FLAGS) -l+=03f2-code-behind -o 03f2-code-behind/CodeExample.swf
 
 
 03f3-composite-component/ComponentForm.swf: 03f3-composite-component/components/ComboBoxDateEntry.mxml 03f3-composite-component/ComponentForm.mxml 03f3-composite-component/components/ComboBoxMonths.mxml
-	$(MXMLC) 03f3-composite-component/ComponentForm.mxml -warnings -l+=03f3-composite-component -output 03f3-composite-component/ComponentForm.swf
+	$(MXMLC) 03f3-composite-component/ComponentForm.mxml $(MXMLC_FLAGS) -l+=03f3-composite-component -o 03f3-composite-component/ComponentForm.swf
 
 
 03f4-multiple-composite-components/Main.swf: 03f4-multiple-composite-components/Main.mxml 03f4-multiple-composite-components/components/ComboBoxDateEntry.mxml 03f4-multiple-composite-components/components/ComboBoxMonths.as
-	$(MXMLC) 03f4-multiple-composite-components/Main.mxml -warnings -l+=03f4-multiple-composite-components -output 03f4-multiple-composite-components/Main.swf
+	$(MXMLC) 03f4-multiple-composite-components/Main.mxml $(MXMLC_FLAGS) -l+=03f4-multiple-composite-components -o 03f4-multiple-composite-components/Main.swf
 
 
 03f5-mxml/MainForm.swf: 03f5-mxml/MainForm.mxml 03f5-mxml/components/ComboBoxMonths.mxml
-	$(MXMLC) 03f5-mxml/MainForm.mxml -warnings -l+=03f5-mxml -output 03f5-mxml/MainForm.swf
+	$(MXMLC) 03f5-mxml/MainForm.mxml $(MXMLC_FLAGS) -l+=03f5-mxml -o 03f5-mxml/MainForm.swf
+
+
+03g1-debugging/Debugging.swf: 03g1-debugging/Debugging.mxml
+	$(MXMLC) 03g1-debugging/Debugging.mxml $(MXMLC_FLAGS) -l+=03g1-debugging -o 03g1-debugging/Debugging.swf
 
 
 custom-03d1-datagrid/Snarf.swf: custom-03d1-datagrid/Snarf.mxml custom-03d1-datagrid/CustomApp.as
-	$(MXMLC) custom-03d1-datagrid/Snarf.mxml -warnings -l+=custom-03d1-datagrid -output custom-03d1-datagrid/Snarf.swf
+	$(MXMLC) custom-03d1-datagrid/Snarf.mxml $(MXMLC_FLAGS) -l+=custom-03d1-datagrid -o custom-03d1-datagrid/Snarf.swf
 
 
 custom-03d2-item-renderers/HBoxWeatherDisplay.swf: custom-03d2-item-renderers/HBoxWeatherDisplay.mxml custom-03d2-item-renderers/WeatherDisplay.mxml custom-03d2-item-renderers/WeatherApp.as
-	$(MXMLC) custom-03d2-item-renderers/HBoxWeatherDisplay.mxml -warnings -l+=custom-03d2-item-renderers -output custom-03d2-item-renderers/HBoxWeatherDisplay.swf
+	$(MXMLC) custom-03d2-item-renderers/HBoxWeatherDisplay.mxml $(MXMLC_FLAGS) -l+=custom-03d2-item-renderers -o custom-03d2-item-renderers/HBoxWeatherDisplay.swf
 
 
 custom-03d2-item-renderers/WeatherDisplay.swf: custom-03d2-item-renderers/HBoxWeatherDisplay.mxml custom-03d2-item-renderers/WeatherDisplay.mxml custom-03d2-item-renderers/WeatherApp.as
-	$(MXMLC) custom-03d2-item-renderers/WeatherDisplay.mxml -warnings -l+=custom-03d2-item-renderers -output custom-03d2-item-renderers/WeatherDisplay.swf
+	$(MXMLC) custom-03d2-item-renderers/WeatherDisplay.mxml $(MXMLC_FLAGS) -l+=custom-03d2-item-renderers -o custom-03d2-item-renderers/WeatherDisplay.swf
 
 
 custom-03d3-lists/ListControl.swf: custom-03d3-lists/ListControl.mxml custom-03d3-lists/listapp.css custom-03d3-lists/ListApp.as
-	$(MXMLC) custom-03d3-lists/ListControl.mxml -warnings -l+=custom-03d3-lists -output custom-03d3-lists/ListControl.swf
+	$(MXMLC) custom-03d3-lists/ListControl.mxml $(MXMLC_FLAGS) -l+=custom-03d3-lists -o custom-03d3-lists/ListControl.swf
 
 
 custom-03d4-tilelist/TileListExample.swf: custom-03d4-tilelist/TileListExample.mxml custom-03d4-tilelist/tilelist.css custom-03d4-tilelist/TileListApp.as
-	$(MXMLC) custom-03d4-tilelist/TileListExample.mxml -warnings -l+=custom-03d4-tilelist -output custom-03d4-tilelist/TileListExample.swf
+	$(MXMLC) custom-03d4-tilelist/TileListExample.mxml $(MXMLC_FLAGS) -l+=custom-03d4-tilelist -o custom-03d4-tilelist/TileListExample.swf