They should suffice most of your doubts, yeah.
O.k, o.k, then i'll definitely look for them. Now, a last question, I heard about a substantial level or something like that, related to stop the benefits, could you tell me more?
Yeah, it's correct. What you are referring to is one of the possible causes for us to stop the giving of the benefits. We check if you work at a level we consider "substantial".