No, No and No, im not buying any accounts, you can transfer your btcs to a new address at any the time we do the deal and get send them back to you
im not doing this for any hard fork at all, just some signing messages stuff
Tell us more about this "just some signing messages stuff" as you can use that against the real owner of those address after paying them a very cheap price. Explain more of this or else you are pulling those interested people into their own pit.