http://blogs.msdn.com/benkaras/archive/2006/10/17/writing-properties-2-filetype-support.aspxThe first question people ask at this point is "What properties can I write to what filetypes?". They usually expect a concise answer at this point, too. The short answer is that "It depends on the filetype." Not all filetypes support writing properties.enCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/benkaras/archive/2006/10/17/writing-properties-2-filetype-support.aspx#1549683Mon, 29 Jan 2007 06:26:18 GMT91d46819-8472-40ad-a661-2c78acb4018c:1549683The Great Flying Tortoise<p>Knowing what you are trying to accomplish is the first step to using the property system. Property handlers</p>