What do you not get about it? It seem quite simple imo.
Follow the 'safe' config if your not sure.
"SAFE" Configuration ~ This is the configuration that 95% of the people will be able to use with little side effects. It will also minimizes the amount of "errors" that is reported in the Event Viewer. This does NOT guarantee it will work for you, but if you are scared, this configuration should be a good starting point.