As more and more co-workers are asking and some are even unaware of the coding conventions, it will be handy to have a set of coding conventions for Flex/AS3, right? Maybe wrong, since you might already have a set of coding conventions in place. Maybe I am posting this too late, but ‘better be late than never’ applies …
Here is a link directly from the creators for coding conventions and best practices. If you follow coding conventions, you can avoid bugs and significantly improve your development time.
Take a look: Coding Conventions – Flex SDK – Confluence