The goal of this post is to provide a quick list of the important Duet 1.5 SP3 installation issues that need to be understood when planning for a production rollout.
Troubleshooting Duet client install errors
Duet Upgrade 1.5 SP2 to SP3 fails on non English clients
Duet install of SQL Express fails if MSXML 6 Service Pack 2 (KB954459) is installed
Duet is not supported on a computer that has Exchange System Manager (ESM) installed
Duet Client Installation Fails Due to .NET Installation/Upgrade Failure