New Grower GrowBox should i do it

[Conspicuous Owl]

Soon I will be getting my tax return and I wanted to start growing autos I was thinking about growing them from this box here
http://supercloset.com/product/grow-boxes/superflower-led-grow-cabinet/

I was wondering should I fill the entire 16 plant holders in the superponics system?

please let me know.