This is not really a question, but more thoughts from a pilgrim that has just finished serving as a hospitalera. She sais: Well, I have been home a few weeks and can offer some thoughts on my first time serving as a hospitalera. You can read all of her thoughts on being a hospitalera here.
The question was: So, just how might I become a hospitalero and be able to volunteer for doing so? I am now retired and can easily do it. Read all the good advice on becoming a hospitalero on the Camino de Santiago here.