diff --git a/examples/ChainedPanels/README.md b/examples/ChainedPanels/README.md
index 7b8e526..1f23038 100644
--- a/examples/ChainedPanels/README.md
+++ b/examples/ChainedPanels/README.md
@@ -13,6 +13,7 @@ Non-standard order is essentially the creation of a non-horizontal only 'virtual
 the matrix, but with VirtualDisplay library looking after the pixel mapping to the physical chained panels.
 
 ![Nothing better than a PowerPoint slide to explain](VirtualDisplayGraphic.png)
+[Refer to this document](VirtualDisplay.pdf) for the guide on how to use.
 
 ### Steps to Use ###
 
diff --git a/examples/ChainedPanels/VirtualDisplay.pdf b/examples/ChainedPanels/VirtualDisplay.pdf
new file mode 100644
index 0000000..32115de
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diff --git a/examples/ChainedPanels/VirtualDisplayGraphic.png b/examples/ChainedPanels/VirtualDisplayGraphic.png
index 1e5d803..4548a31 100644
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