..waives any & all right & disclaims any & all interest which he may have by right of survivorship in the following account at ABC Bank Account number #123-4456. Said account has been held in the names of Tom Jones & Mike Smith as joint tentants with right of survivorship.The undersigned does not disclaim the right to recieve any interest in such funds under the Will of Tom Jones which Will is on file herein. Yut~ta~hey here..? Can someone Please put this in to English here for me...What's this mean?> What would be the reasons behind such a document?If he didn't do the disclaimer he would of recieved the funds in the account by right of survivorship. He was the sole beneficiary of my Dads estate,so either way he recieves the funds. So why bother with the disclaimer @ all? How did doing the disclaimer benefit him?