These pages remind some steps on the installation.
Server.app and OS must be in sync, so you must use Server.app 10.8 with OS 10.8 and Server.app 10.9 with OS 10.9. However, you cannot buy Server.app 10.9 any more, so you may have to use a copy of the server installation.
Use ScreenSharing when you need deep access to your MacMini. To connect just to the server, use Server.app.
Add your keyboard language as input source.
Set Display resolution to something you can view without scaling. Use 720p if you want to access it from a MacBook Air.
Set Date and Time to automatically and to display seconds. You will be able to verify remotely if an app or the entire computer is blocked.
Go to terminal and type
defaults write com.apple.finder AppleShowAllFiles TRUE
To do: Server configuration files are outside the Dropbox. Identify and link them to the Dropbox.
Create a folder public_html to host the sites. Set up a Webserver Set up a Mailserver Set up SSL