The Reason Archive contains dozens of sample libraries and example song files for users to examine and use.
If you use these files for commercial projects, let me know and I’ll be happy to spread the word.
Archive of Reason Refill Sample Libraries and Reason Refill Patch Libraries
Archive of CD-Rom Content
List of Websites with free Reason ReFill downloads
The new Generation of Effect Configurations
random Reason noodling posted to facebook
Information on Propellerhead Software conferences worldwide
Audio and Sound professionals who specialize in Reason programming and production.
Example Song Files that demonstrate a variety of ways to use Reason
References for learning more about Reason
These are primarily older files for use with MacOS 9 and Reason 2.5