Always a pleasure to help :) Yeah took me a while to get it right to, but fortunately there are many guides to secure it properly.
ssh is so amazing. With X11 forwarding you can start graphical apps aswell, so via ssh you can run everything you would on your host but via lan or the internet. I used it to edit documents directly in libreoffice on my host and I have an app on my smartphone wich emulates a mouse.