See Magic Banana's answer on this same topic:
https://trisquel.info/en/forum/trisquel-installation-help#comment-17364
This /storage mount point is a good idea. I do something different: I have
a /home/library directory, where I put all my books, musics and movies,
sorted not by file type, but in categories like art, politics,
computing and so on. In my user directory I have office things, like
e-mails,
It's a shame GRUB-legacy doesn't support GPT as that is what Parabola offers
by default, so if you intend to use Parabola and want everything to just
work after installation it's best to create extended partitions :)
It really depends on what you intend to do with your system.If you'll install
a *lot* of applications and games etc, then go with this
/ root partition ~25gb
/home home partition rest of it
if you just use your computer for daily work, 15gb is more than enough for
the root partition ( /
Regarding swap, I've heard this advice before, but it's never made sense to
me. Applications use swap when they run out of RAM, right? If that's the
case, then shouldn't you need less swap if you have more RAM?
If you wish to install a different distro in the future in addition to
Trisquel (e.g. Parabola) it is best to make a small home directory, as the
home directory also stores application settings which might not work if you
use a different version of installed packages (or the same version