diff --git a/core/ViewDataTable/Properties.php b/core/ViewDataTable/Properties.php
index 4c17672b7ca..ee961659686 100644
--- a/core/ViewDataTable/Properties.php
+++ b/core/ViewDataTable/Properties.php
@@ -22,8 +22,6 @@
  * Contains the list of all core DataTable display properties for use with ViewDataTable.
  *
  * @see ViewDataTable - for more info.
- *
- * TODO: list default value for each property
  */
 class Properties
 {
@@ -63,7 +61,9 @@ class Properties
      * can provide your own footer icon behavior by adding an appropriate handler via
      * DataTable.registerFooterIconHandler in your JavaScript.
      * 
-     * Default value: // TODO
+     * Default value: The default value will show the 'Normal Table' icon, the 'All Columns'
+     * icon, the 'Goals Columns' icon and all jqPlot graph columns, unless other properties
+     * tell the view to exclude them.
      */
     const FOOTER_ICONS = 'footer_icons';
 
@@ -71,28 +71,41 @@ class Properties
      * Controls whether the buttons and UI controls around the visualization or shown or
      * if just the visualization alone is shown.
      * 
-     * Default: false
+     * Default value: false
      */
     const SHOW_VISUALIZATION_ONLY = 'show_visualization_only';
 
     /**
      * Controls whether the goals footer icon is shown.
+     * 
+     * Default value: false
      */
     const SHOW_GOALS = 'show_goals';
 
     /**
      * Array property mapping DataTable column names with their internationalized names.
+     * 
+     * The value you specify for this property is merged with the default value so you
+     * don't have to specify translations that already exist in the default value.
+     * 
+     * Default value: Array containing translations of common metrics.
      */
     const COLUMN_NAME_TRANSLATIONS = 'translations';
 
     /**
      * Controls which column to sort the DataTable by before truncating and displaying.
+     * 
+     * Default value: If the report contains nb_uniq_visitors and nb_uniq_visitors is a
+     *                displayed column, then the default value is 'nb_uniq_visitors'.
+     *                Otherwise, it is 'nb_visits'.
      */
     const SORTED_COLUMN = 'filter_sort_column';
 
     /**
      * Controls the sort order. Either 'asc' or 'desc'.
-     *
+     * 
+     * Default value: 'desc'
+     * 
      * @see self::SORTED_COLUMN
      */
     const SORT_ORDER = 'filter_sort_order';
@@ -100,6 +113,8 @@ class Properties
     /**
      * The number of items to truncate the data set to before rendering the DataTable view.
      * 
+     * Default value: false
+     * 
      * @see self::OFFSET
      */
     const LIMIT = 'filter_limit';
@@ -107,6 +122,8 @@ class Properties
     /**
      * The number of items from the start of the data set that should be ignored.
      * 
+     * Default value: 0
+     * 
      * @see self::LIMIT
      */
     const OFFSET = 'filter_offset';
@@ -114,33 +131,45 @@ class Properties
     /**
      * Controls whether the 'Exclude Low Population' option (visible in the popup that displays after
      * clicking the 'cog' icon) is shown.
+     * 
+     * Default value: true
      */
     const SHOW_EXCLUDE_LOW_POPULATION = 'show_exclude_low_population';
 
     /**
      * Whether to show the 'Flatten' option (visible in the popup that displays after clicking the
      * 'cog' icon).
+     * 
+     * Default value: true
      */
     const SHOW_FLATTEN_TABLE = 'show_flatten_table';
 
     /**
      * Controls whether the footer icon that allows user to switch to the 'normal' DataTable view
      * is shown.
+     * 
+     * Default value: true
      */
     const SHOW_NORMAL_TABLE_VIEW = 'show_table';
 
     /**
      * Controls whether the 'All Columns' footer icon is shown.
+     * 
+     * Default value: true
      */
     const SHOW_ALL_TABLE_VIEW = 'show_table_all_columns';
 
     /**
      * Controls whether the entire view footer is shown.
+     * 
+     * Default value: true
      */
     const SHOW_FOOTER = 'show_footer';
 
     /**
      * Controls whether the row that contains all footer icons & the limit selector is shown.
+     * 
+     * Default value: true
      */
     const SHOW_FOOTER_ICONS = 'show_footer_icons';
 
@@ -149,17 +178,24 @@ class Properties
      * should not appear in ViewDataTable visualizations.
      *
      * Example: array('label', 'nb_visits', 'nb_uniq_visitors')
+     * 
+     * Default value: array('label', 'nb_visits') or array('label', 'nb_uniq_visitors') if
+     *                the report contains a nb_uniq_visitors column.
      */
     const COLUMNS_TO_DISPLAY = 'columns_to_display';
 
     /**
      * Controls whether the footer icons that change the ViewDataTable type of a view are shown
      * or not.
+     * 
+     * Default value: true
      */
     const SHOW_ALL_VIEW_ICONS = 'show_all_views_icons';
 
     /**
      * Controls whether to display a tiny upside-down caret over the currently active view icon.
+     * 
+     * Default value: true
      */
     const SHOW_ACTIVE_VIEW_ICON = 'show_active_view_icon';
 
@@ -169,6 +205,8 @@ class Properties
      * navigated back to.
      * 
      * @see also self::TITLE. Both must be set if associating related reports.
+     * 
+     * Default value: array()
      */
     const RELATED_REPORTS = 'related_reports';
 
@@ -177,16 +215,22 @@ class Properties
      * reports.
      * 
      * @see also self::RELATED_REPORTS. This must be set if related reports are added.
+     * 
+     * Default value: ''
      */
     const TITLE = 'title';
 
     /**
      * Controls whether a report's related reports are listed with the view or not.
+     * 
+     * Default value: true
      */
     const SHOW_RELATED_REPORTS = 'show_related_reports';
 
     /**
      * Contains the documentation for a report.
+     * 
+     * Default value: false
      */
     const REPORT_DOCUMENTATION = 'documentation';
 
@@ -195,6 +239,8 @@ class Properties
      * by ViewDataTable.
      * 
      * E.g. array('idSite' => ..., 'period' => 'month')
+     * 
+     * Default value: array()
      */
     const REQUEST_PARAMETERS_TO_MODIFY = 'request_parameters_to_modify';
 
@@ -202,6 +248,8 @@ class Properties
      * A regex pattern to use to filter the DataTable before it is shown.
      * 
      * @see also self::FILTER_PATTERN_COLUMN
+     * 
+     * Default value: false
      */
     const FILTER_PATTERN = 'filter_pattern';
 
@@ -209,6 +257,8 @@ class Properties
      * The column to apply a filter pattern to.
      * 
      * @see also self::FILTER_PATTERN
+     * 
+     * Default value: false
      */
     const FILTER_PATTERN_COLUMN = 'filter_column';
 
@@ -217,6 +267,8 @@ class Properties
      * of a data table div. This data can be used by JavaScript DataTable classes.
      * 
      * e.g. array('typeReferer' => ...)
+     * 
+     * Default value: array()
      */
     const CUSTOM_PARAMETERS = 'custom_parameters';
 
@@ -224,6 +276,8 @@ class Properties
      * Whether to run generic filters on the DataTable before rendering or not.
      * 
      * @see Piwik_API_DataTableGenericFilter
+     * 
+     * Default value: false
      */
     const DISABLE_GENERIC_FILTERS = 'disable_generic_filters';
 
@@ -231,6 +285,8 @@ class Properties
      * Whether to run ViewDataTable's list of queued filters or not.
      * 
      * NOTE: Priority queued filters are always run.
+     * 
+     * Default value: false
      */
     const DISABLE_QUEUED_FILTERS = 'disable_queued_filters';
 
@@ -239,41 +295,57 @@ class Properties
      * is always shown or not.
      * 
      * Normally shown only if pagination is enabled.
+     * 
+     * Default value: true
      */
     const ALWAYS_SHOW_LIMIT_DROPDOWN = 'show_limit_control';
 
     /**
      * Controls whether the search box under the datatable is shown.
+     * 
+     * Default value: true
      */
     const SHOW_SEARCH_BOX = 'show_search';
 
     /**
      * Controls whether the user can sort DataTables by clicking on table column headings.
+     * 
+     * Default value: true
      */
     const ENABLE_SORT = 'enable_sort';
 
     /**
      * Controls whether the footer icon that allows users to view data as a bar chart is shown.
+     * 
+     * Default value: true
      */
     const SHOW_BAR_CHART_ICON = 'show_bar_chart';
 
     /**
      * Controls whether the footer icon that allows users to view data as a pie chart is shown.
+     * 
+     * Default value: true
      */
     const SHOW_PIE_CHART_ICON = 'show_pie_chart';
 
     /**
      * Controls whether the footer icon that allows users to view data as a tag cloud is shown.
+     * 
+     * Default value: true
      */
     const SHOW_TAG_CLOUD = 'show_tag_cloud';
 
     /**
      * Controls whether the user is allowed to export data as an RSS feed or not.
+     * 
+     * Default value: true
      */
     const SHOW_EXPORT_AS_RSS_FEED = 'show_export_as_rss_feed';
 
     /**
      * Controls whether the 'Ecoommerce Orders'/'Abandoned Cart' footer icons are shown or not.
+     * 
+     * Default value: false
      */
     const SHOW_ECOMMERCE_FOOTER_ICONS = 'show_ecommerce';
 
@@ -281,6 +353,8 @@ class Properties
      * Stores the column name to filter when filtering out rows with low values.
      * 
      * @see also self::EXCLUDE_LOW_POPULATION_VALUE
+     * 
+     * Default value: false
      */
     const EXCLUDE_LOW_POPULATION_COLUMN = 'filter_excludelowpop';
 
@@ -288,11 +362,15 @@ class Properties
      * Stores the value considered 'low' when filtering out rows w/ low values.
      * 
      * @see also self::EXCLUDE_LOW_POPULATION_COLUMN
+     * 
+     * Default value: false
      */
     const EXCLUDE_LOW_POPULATION_VALUE = 'filter_excludelowpop_value';
 
     /**
      * Stores an HTML message (if any) to display under the datatable view.
+     * 
+     * Default value: false
      */
     const FOOTER_MESSAGE = 'show_footer_message';
 
@@ -307,6 +385,8 @@ class Properties
 
     /**
      * Row metadata name that contains the tooltip for the specific row.
+     * 
+     * Default value: false
      */
     const TOOLTIP_METADATA_NAME = 'tooltip_metadata_name';
 
@@ -316,6 +396,8 @@ class Properties
      * of a single report when going back to the original report.
      * 
      * @see also self::RELATED_REPORTS
+     * 
+     * Default value: The URL used to request the report without generic filters.
      */
     const THIS_REPORT_URL = 'self_url';
 
@@ -329,12 +411,16 @@ class Properties
     /**
      * CSS class to use in the output HTML div. This is added in addition to the visualization CSS
      * class.
+     * 
+     * Default value: false
      */
     const DATATABLE_CSS_CLASS = 'datatable_css_class';
 
     /**
      * The JavaScript class to instantiate after the result HTML is obtained. This class handles all
      * interactive behavior for the DataTable view.
+     * 
+     * Default value: 'DataTable'
      */
     const DATATABLE_JS_TYPE = 'datatable_js_type';
 
@@ -342,16 +428,22 @@ class Properties
      * If true, searching through the DataTable will search through all subtables.
      * 
      * @see also self::FILTER_PATTERN
+     * 
+     * Default value: false
      */
     const DO_RECURSIVE_SEARCH = 'search_recursive';
 
     /**
      * The unit of the displayed column. Valid if only one non-label column is displayed.
+     * 
+     * Default value: false
      */
     const DISPLAYED_COLUMN_UNIT = 'y_axis_unit';
 
     /**
      * Controls whether to show the 'Export as Image' footer icon.
+     * 
+     * Default value: false
      */
     const SHOW_EXPORT_AS_IMAGE_ICON = 'show_export_as_image_icon';
 
@@ -366,6 +458,8 @@ class Properties
      * add/delete rows.
      * 
      * If a closure is used, the view is appended as a parameter.
+     * 
+     * Default value: array()
      */
     const FILTERS = 'filters';
 
@@ -378,11 +472,15 @@ class Properties
      * a ViewDataTable after data has been loaded. If you need to use properties that are
      * only set after data is loaded (like 'columns_to_display'), you'll have to use this
      * property.
+     * 
+     * Default value: array()
      */
     const AFTER_DATA_LOADED_FUNCTIONS = 'after_data_loaded_functions';
 
     /**
      * Contains the controller action to call when requesting subtables of the current report.
+     * 
+     * Default value: The controller action used to request the report.
      */
     const SUBTABLE_CONTROLLER_ACTION = 'subtable_controller_action';
 
@@ -393,6 +491,8 @@ class Properties
      * TODO: pagination/offset is only valid for HtmlTables... should only display for those visualizations.
      * 
      * @see self::SHOW_OFFSET_INFORMATION
+     * 
+     * Default value: true
      */
     const SHOW_PAGINATION_CONTROL = 'show_pagination_control';
 
@@ -400,21 +500,29 @@ class Properties
      * Controls whether offset information (ie, '5-10 of 20') is shown under the datatable. 
      * 
      * @see self::SHOW_PAGINATION_CONTROL
+     * 
+     * Default value: true
      */
     const SHOW_OFFSET_INFORMATION = 'show_offset_information';
 
     /**
      * Controls whether annotations are shown or not.
+     * 
+     * Default value: true
      */
     const HIDE_ANNOTATIONS_VIEW = 'hide_annotations_view';
 
     /**
      * The filter_limit query parameter value to use in export links.
+     * 
+     * Default value: The value of the 'API_datatable_default_limit' config option.
      */
     const EXPORT_LIMIT = 'export_limit';
 
     /**
      * Controls whether non-Core DataTable visualizations are shown or not.
+     * 
+     * Default value: true
      */
     const SHOW_NON_CORE_VISUALIZATIONS = 'show_non_core_visualizations';
 
@@ -608,6 +716,7 @@ public static function getDefaultPropertyValues()
             'show_limit_control' => true,
             'show_footer' => true,
             'show_footer_icons' => true,
+            'show_footer_message' => false,
             'show_related_reports' => true,
             'show_non_core_visualizations' => true,
             'export_limit' => Config::getInstance()->General['API_datatable_default_limit'],
@@ -638,6 +747,7 @@ public static function getDefaultPropertyValues()
             'after_data_loaded_functions' => array(),
             'hide_annotations_view' => true,
             'columns_to_display' => array(),
+            'y_axis_unit' => false
         );
 
         $columns = Common::getRequestVar('columns', false);
diff --git a/core/Visualization/Graph.php b/core/Visualization/Graph.php
index 46a50c49193..ead67f31696 100644
--- a/core/Visualization/Graph.php
+++ b/core/Visualization/Graph.php
@@ -26,16 +26,22 @@ abstract class Graph extends DataTableVisualization
 
     /**
      * Whether the series picker should allow picking more than one series or not.
+     * 
+     * Default value: true
      */
     const ALLOW_MULTI_SELECT_SERIES_PICKER = 'allow_multi_select_series_picker';
 
     /**
-     * The maximum number of rows to renderh. All other rows will be aggregated in an 'Others' row.
+     * The maximum number of rows to render. All other rows will be aggregated in an 'Others' row.
+     * 
+     * Default value: false (no limit)
      */
     const MAX_GRAPH_ELEMENTS = 'max_graph_elements';
 
     /**
      * Array property that contains the names of columns that can be selected in the Series Picker.
+     * 
+     * Default value: false
      */
     const SELECTABLE_COLUMNS = 'selectable_columns';
 
@@ -43,6 +49,8 @@ abstract class Graph extends DataTableVisualization
      * Contains the column (if any) of the values used in the Row Picker.
      * 
      * @see self::ROWS_TO_DISPLAY
+     * 
+     * Default value: false
      */
     const ROW_PICKER_VALUE_COLUMN = 'row_picker_match_rows_by';
 
@@ -51,6 +59,8 @@ abstract class Graph extends DataTableVisualization
      * The values are of a specific column determined by the row_picker_match_rows_by column.
      * 
      * @see self::ROW_PICKER_VALUE_COLUMN
+     * 
+     * Default value: false
      */
     const ROWS_TO_DISPLAY = 'rows_to_display';
 
@@ -64,17 +74,23 @@ abstract class Graph extends DataTableVisualization
 
     /**
      * Controls whether all ticks & labels are shown on a graph's x-axis or just some.
+     * 
+     * Default value: false
      */
     const SHOW_ALL_TICKS = 'show_all_ticks';
 
     /**
      * If true, a row with totals of each DataTable column is added.
+     * 
+     * Default value: false
      */
     const ADD_TOTAL_ROW = 'add_total_row';
 
     /**
      * Controls whether the Series Picker is shown or not. The Series Picker allows users to
      * choose between displaying data of different columns.
+     * 
+     * Default value: true
      */
     const SHOW_SERIES_PICKER = 'show_series_picker';
 
@@ -85,6 +101,8 @@ abstract class Graph extends DataTableVisualization
      * NOTE: Sometimes this percentage is meaningless (when the total of the column values is
      * not the total number of elements in the set). In this case the tooltip should not be
      * displayed.
+     * 
+     * Default value: true
      */
     const DISPLAY_PERCENTAGE_IN_TOOLTIP = 'display_percentage_in_tooltip';
 
@@ -135,7 +153,7 @@ public static function getDefaultPropertyValues()
             'show_limit_control' => false,
             'visualization_properties' => array(
                 'graph' => array(
-                    'add_total_row' => 0,
+                    'add_total_row' => false,
                     'show_all_ticks' => false,
                     'allow_multi_select_series_picker' => true,
                     'max_graph_elements' => false,
diff --git a/plugins/CoreVisualizations/Visualizations/Cloud.php b/plugins/CoreVisualizations/Visualizations/Cloud.php
index 37cd117b5d4..6b016c38c5b 100644
--- a/plugins/CoreVisualizations/Visualizations/Cloud.php
+++ b/plugins/CoreVisualizations/Visualizations/Cloud.php
@@ -31,6 +31,8 @@ class Cloud extends DataTableVisualization
     /**
      * Whether to display the logo assocatied with a DataTable row (stored as 'logo' row metadata)
      * instead of the label in Tag Clouds.
+     * 
+     * Default value: false
      */
     const DISPLAY_LOGO_INSTEAD_OF_LABEL = 'display_logo_instead_of_label';
 
diff --git a/plugins/CoreVisualizations/Visualizations/HtmlTable.php b/plugins/CoreVisualizations/Visualizations/HtmlTable.php
index 03120461ed5..2b98761d8a4 100644
--- a/plugins/CoreVisualizations/Visualizations/HtmlTable.php
+++ b/plugins/CoreVisualizations/Visualizations/HtmlTable.php
@@ -42,12 +42,16 @@ class HtmlTable extends DataTableVisualization
     /**
      * Controls whether the entire DataTable should be rendered (including subtables) or just one
      * specific table in the tree.
+     * 
+     * Default value: false
      */
     const SHOW_EXPANDED = 'show_expanded';
 
     /**
      * When showing an expanded datatable, this property controls whether rows with subtables are
      * replaced with their subtables, or if they are shown alongside their subtables.
+     * 
+     * Default value: false
      */
     const REPLACE_ROW_WITH_SUBTABLE = 'replace_row_with_subtable';
 
@@ -55,6 +59,8 @@ class HtmlTable extends DataTableVisualization
      * Controls whether any DataTable Row Action icons are shown. If true, no icons are shown.
      *
      * @see also self::DISABLE_ROW_EVOLUTION
+     * 
+     * Default value: false
      */
     const DISABLE_ROW_ACTIONS = 'disable_row_actions';
 
@@ -62,6 +68,8 @@ class HtmlTable extends DataTableVisualization
      * Controls whether the row evolution DataTable Row Action icon is shown or not.
      *
      * @see also self::DISABLE_ROW_ACTIONS
+     * 
+     * Default value: false
      */
     const DISABLE_ROW_EVOLUTION = 'disable_row_evolution';
 
@@ -69,12 +77,16 @@ class HtmlTable extends DataTableVisualization
      * If true, the 'label', 'nb_visits', 'nb_uniq_visitors' (if present), 'nb_actions',
      * 'nb_actions_per_visit', 'avg_time_on_site', 'bounce_rate' and 'conversion_rate' (if
      * goals view is not allowed) are displayed.
+     * 
+     * Default value: false
      */
     const SHOW_EXTRA_COLUMNS = 'show_extra_columns';
 
     /**
      * If true, conversions for each existing goal will be displayed for the visits in
      * each row.
+     * 
+     * Default value: false
      */
     const SHOW_GOALS_COLUMNS = 'show_goals_columns';
 
@@ -83,6 +95,8 @@ class HtmlTable extends DataTableVisualization
      * 'show_goals_columns' property is also true.
      *
      * @see also self::SHOW_GOALS_COLUMNS
+     * 
+     * Default value: false
      */
     const DISABLE_SUBTABLE_IN_GOALS_VIEW = 'disable_subtable_when_show_goals';
 
@@ -90,6 +104,8 @@ class HtmlTable extends DataTableVisualization
      * Controls whether the summary row is displayed on every page of the datatable view or not.
      * If false, the summary row will be treated as the last row of the dataset and will only visible
      * when viewing the last rows.
+     * 
+     * Default value: false
      */
     const KEEP_SUMMARY_ROW = 'keep_summary_row';
 
@@ -97,6 +113,8 @@ class HtmlTable extends DataTableVisualization
      * If true, the summary row will be colored differently than all other DataTable rows.
      * 
      * @see also self::KEEP_SUMMARY_ROW
+     * 
+     * Default value: false
      */
     const HIGHLIGHT_SUMMARY_ROW = 'highlight_summary_row';
 
diff --git a/plugins/CoreVisualizations/Visualizations/JqplotGraph.php b/plugins/CoreVisualizations/Visualizations/JqplotGraph.php
index 11e1e403004..95cbf7610ea 100644
--- a/plugins/CoreVisualizations/Visualizations/JqplotGraph.php
+++ b/plugins/CoreVisualizations/Visualizations/JqplotGraph.php
@@ -29,6 +29,8 @@ class JqplotGraph extends Graph
      * must be a subclass of JQPlotExternalSeriesToggle.
      * 
      * @see self::EXTERNAL_SERIES_TOGGLE_SHOW_ALL
+     * 
+     * Default value: false
      */
     const EXTERNAL_SERIES_TOGGLE = 'external_series_toggle';
 
@@ -36,11 +38,15 @@ class JqplotGraph extends Graph
      * Whether the graph should show all loaded series upon initial display.
      * 
      * @see self::EXTERNAL_SERIES_TOGGLE
+     * 
+     * Default value: false
      */
     const EXTERNAL_SERIES_TOGGLE_SHOW_ALL = 'external_series_toggle_show_all';
 
     /**
-     * The number of x-axis ticks between x-axis labels.
+     * The number of x-axis ticks for each x-axis label.
+     * 
+     * Default: 2
      */
     const X_AXIS_STEP_SIZE = 'x_axis_step_size';
 
diff --git a/plugins/CoreVisualizations/Visualizations/JqplotGraph/Evolution.php b/plugins/CoreVisualizations/Visualizations/JqplotGraph/Evolution.php
index 40892f09c03..7e8237a6a34 100644
--- a/plugins/CoreVisualizations/Visualizations/JqplotGraph/Evolution.php
+++ b/plugins/CoreVisualizations/Visualizations/JqplotGraph/Evolution.php
@@ -28,6 +28,8 @@ class Evolution extends JqplotGraph
 
     /**
      * Whether to show a line graph or a bar graph.
+     * 
+     * Default value: true
      */
     const SHOW_LINE_GRAPH = 'show_line_graph';