Recently, Adobe released version 3.5 of the Flex SDK. I updated a project I was currently working on from 3.3 to 3.5 and I had to reset up my runtime shared library (RSL) for the project. This got me thinking that many people don't know how to properly use RSLs. The world of flex development is better if we all use the the SDK RSLs so that is the topic of today's post