  "I suspect you don't want the Heads of Houses for those three people to interfere with this?" Harry nodded, "Very well then, that will cost a little extra then. But I'm sure you have the necessary money. It will only be able to be opened by the touch of Mr. Weasley, Ms. Granger, and of course you Mr. Potter. You will not need any guardian to sign these as we are in Goblin Nation and the Ministry of Magic doesn't own us. However you will require a Goblin to monitor the account."