The Hero must get a Master Training reference from Davela Hlaren and Ra'qanar before he will teach them. He is available 6AM-6PM every day except 8AM-10AM Sundas. To receive training from Helvius Cecia, they must attack him with their fists. If the Hero takes out a weapon whilst fighting him, he will call the fight off.
Also if Cecia's Disposition with the Hero is 100, he will offer them lodging on one night of the week.