diff --git a/docs/dcc-options.md b/docs/dcc-options.md
index 4f7e9d3..228ecde 100644
--- a/docs/dcc-options.md
+++ b/docs/dcc-options.md
@@ -28,6 +28,9 @@ By default, a maximum of 100 observations can be edited in the browser at one ti
 * Number (and size) of columns
 * Speed of client machine (laptop/desktop)
 
+### DC_MAXOBS_WEBVIEW
+By default, a maximum of 500 observations can be viewed in the browser at one time. Please see previous section for items to consider if increasing this value.
+
 ### DC_REQUEST_LOGS
 On SASjs Server and SAS9 Server types, at the end of each DC SAS request, a record is added to the [MPE_REQUESTS](/tables/mpe_requests) table.  In some situations this can cause table locks.  To prevent this issue from occuring, the `DC_REQUEST_LOGS` option can be set to `NO` (Default is `YES`).
 
diff --git a/docs/dcu-tableviewer.md b/docs/dcu-tableviewer.md
index 9ff0e31..967c541 100644
--- a/docs/dcu-tableviewer.md
+++ b/docs/dcu-tableviewer.md
@@ -1,7 +1,7 @@
 # Data Controller for SAS: Viewer
 
 The viewer screen provides a raw view of the underlying table.
-Choose a library, then a table, and click view to see the first 5000 rows.
+Choose a library, then a table, and click view to see the first 500 rows.
 A filter option is provided should you wish to view a different section of rows.
 
 The following libraries will be visible:
diff --git a/docs/embed-va.md b/docs/embed-va.md
index 7ef0415..f992e42 100644
--- a/docs/embed-va.md
+++ b/docs/embed-va.md
@@ -22,8 +22,8 @@ The `?embed=` parameter accepts three values:
 
 | Value | Behaviour |
 |---|---|
-| `true`  | Chrome (header, back button, sub-nav) is hidden.  Editor opens in its normal read-only / Filter mode. |
-| `va`    | Same chrome-hiding as `true`, **plus** editor starts in edit mode, "Add Row" / Cancel / top action buttons are hidden, and a single bottom **Submit** button is rendered. |
+| `true`  | Chrome (header, back button, sub-nav) is hidden.  Editor functions normally. |
+| `va`    | Same chrome-hiding as `true`, **plus** editor becomes "VA-aware" - any report filters are captured, and columns can be displayed / hidden using the Edit Report interface.  Filter button is disabled (use VA filters instead)|
 | `false` (or omitted) | Standard interactive UI. |
 
 ## How VA drives the editor
@@ -40,4 +40,12 @@ More logic available in [`va-messaging.service.ts'](https://git.datacontroller.i
 
 ## Configuration in VA
 
-In the VA Report Designer, add a **Data-Driven Content** object and set the URL to the editor route shown above.  Be sure that any report level filters have their corresponding parameters added to the DDC object itself.
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+In the VA Report Designer, add a **Data-Driven Content** object and set the URL to the editor route shown above.  Be sure that any report level filters have their corresponding parameters added to the DDC object itself.
+
+## Debugging
+
+The following snippet can be used in console to dump the values being provided to DC from VA:
+
+```
+console.log(JSON.stringify(window.__vaLastMessage?.data, null, 2))
+```
\ No newline at end of file