Update README.md

README.md

@@ -3,7 +3,10 @@ Important!
 
 After the v1.0.0 final NREL software distribution (04/27/2020), the OpenStudio SketchUp Plug-in is now independently supported and maintained with open source contributions by The OpenStudio Coalition and members of the software community at the GitHub repository https://github.com/openstudiocoalition/openstudio-sketchup-plugin. The NREL OpenStudio SketchUp Plug-in repository no longer accepts new issues or pull requests. Please submit new issues or enhancement requests in the new OpenStudio Coalition repository at https://github.com/openstudiocoalition/openstudio-sketchup-plugin/issues.
 
+The OpenStudio SketchUp Plug-in depends on the OpenStudio Application, follow the instructions at  https://openstudiocoalition.org/getting_started/getting_started/ to install the OpenStudio Application first and then install the OpenStudio SketchUp Plug-in.  After installing a new version of the OpenStudio Application, the OpenStudio SketchUp Plug-in can be configured to use the new OpenStudio Application version by pointing to the new installation directory using the OpenStudio SketchUp Plug-in's Preferences menu.  The OpenStudio SketchUp Plug-in [version compatibility-matrix](
+https://github.com/openstudiocoalition/openstudio-sketchup-plugin/wiki/OpenStudio-SketchUp-Plug-in-Wiki#openstudio-sketchup-plug-in-version-compatibility-matrix) details the versions of SketchUp, OpenStudio Application, and OpenStudio SketchUp Plug-in that are compatible with each other.
+
 OpenStudio SketchUp Plug-in
 ==========
 
-The OpenStudio SketchUp Plug-in is an extension to Trimble’s popular 3D modeling tool that adds OpenStudio context to the SketchUp program.  The Plug-in allows users to quickly create geometry needed for OpenStudio using the built-in functionality of Trimble SketchUp including existing drawing tools, integration with Google Earth, Building Maker, and Photo Match. 
+The OpenStudio SketchUp Plug-in is an extension to Trimble’s popular 3D modeling tool that adds OpenStudio context to the SketchUp program.  The Plug-in allows users to quickly create geometry needed for OpenStudio using the built-in functionality of Trimble SketchUp including existing drawing tools, integration with Google Earth, Building Maker, and Photo Match.