How To Implement a Windows Live Writer Plug-in That Checks For Missing Tags

What Is This Plug-in Anyway?This plug-in will remind you to add the proper tags if they are missing. Trying to post without proper tagging when the plug-in is installed will result with the following dialog. Clicking on the Cancel button (which is the default) will abort the publish operation and will let you update the categories. The list of required categories is saved in a simple text file (