For those unfortunate junior birdmen who have left L3 Portugal, in common with advice given to those selecting any ATO for the very first time, you must visit the establishment speak to the staff and more importantly the customers.
Usual advice in all circumstances: CAVEAT EMPTOR & due diligence.
They have had a rough time, and to a certain extent ‘shell shocked‘, and will be susceptible to smooooth talking snake oil salesmen.