Consider a very realistic situation:
The poster (who runs Ubuntu) asks a question about configuring an application running on Ubuntu. This application has detailed configuration procedures not specific to ubuntu (but spans all Debian branches). Also, the poster asks too basic question about working with this application.
To be more clear, this application does not ship with default Ubuntu installation.
What is the suggested way to handle such post. Should we immediately direct the poster to SuperUser / StackOverflow / ServerFault whatever applies. Guidance needed.
A few examples: