This is meant to an as complete as possible installation and configuration guide for changing your Mac mini (or any other Mac) into a full blown internet connected server to be used for all your needs at home for yourself, friends and family. You won’t need to buy an expensive OS X server license for this, everything is done using free open source software that has bee ntried and tested by a large community..
When you have followed all the documented steps you will end up with a secure and stable server. It can be your web, mail and more server which you can connect to the internet at home using your broadband connection or have it located in a hosting datacenter like macminicolo.net.
Next step: Preparation

