How To Perform A Clean Ubuntu 18.04 With Unity Installation Using The Mini ISO

This article is for those who prefer to install Ubuntu 18.04 with Unity instead of Gnome (Shell). It explains how to perform an Ubuntu 18.04 LTS installation which uses Unity by default with all its dependencies, but without the whole Gnome desktop packages that are available in a standard / default (with Gnome desktop) Ubuntu 18.04 installation.