So far, having done all the stuff i can do, there is 0 exp from anything. It gives you 0 in arena, even for others who take your stakes, 0 for sails, 0 for guild chests, +1 for training. The only place i see exp is grinding. But you can't grind your way up the ladder, least i can't, cuz bank is stuffed full as it is. I suppose you could grind-sell-grind-sell-..... -.-