While Carnival does say that you can remove the autotip with the purser once you are on board, in my experience it was impossible to do. During a Carnival cruise in August 2006, I went multiple times to the purser during the voyage to request removal of the autotip feature from my account. I was rebuffed each time with the excuse that 'the computers are down and they could not communicate with company HQ in order to remove the autotip.' The purser claimed that they could not remove the autotip from my account locally. Somehow, I... read full review »