I was browsing around the Adobe Dev Net sites this afternoon during lunch and read this article "Top 10 Mistakes when Building Flex Applications" by James Ward & Jon Rose I agree with about 90% of what they were talking about.  Except for #5) "Trying to hire experienced Flex Developers".  This statement to me is just emphasizing how easy it would be for a Java programmer to get into Flex, but I really think it's a marketing comment and doesn't belong on the top 10 list.  Now if the title was "Top 10 Mistakes when Staffing for a Flex Project"  I would definitely agree it should be on the list. ;)

Overall, a good article, short, sweet and to the point.  I especially like #10 "Not Preparing for Offline Applications".  Now that we have AIR every project that is using Flex or AJAX for that matter should have a offline/desktop supporting architecture, or at least a place holder to add it in later.  In the next 2 years, users and customers will be demanding offline capability with data syncronization when the user is back "online". 

Here is an example use case:

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