Personally I wouldn't, there are plenty of other options out there and you can get better coffee cheaper from the likes of as you said has bean and the like, I would suggest James Gourmet, who'll possibly put you in touch with la spaziale uk and you can rent an s5 k30 combo.
As for training depending on where you're based you can get training, from elsewhere albeit at a cost.
James Gourmet coffee is fantastic and although I'm not a fan of la spaziale I know plenty who are
Eureka Mythos Nuova Simonelli Musica Lux with IMS integrated screen Torr Convex 58.4 Goldfinger VST Ridgless 18g and IMS 18/22g
Rattleware 8oz and 12oz Motta 12oz
Nuova Point Sorrento Espresso Cups Acme Flat White cups 5oz Nuova Point Cappuccino Cups 6oz
Hasbean, James Gourmet, Square Mile, Origin, Workshop, Atkinsons,