I would like some help please. I have just set up my handed down ipad. I have erased all content and settings. Put my information in. I am trying to sync my email contacts from my computer, there are two other users with email addresses on this computer, when I sync with icloud I get some one elses contacts. When I sync with itunes to my yahoo contacts I get a message (itunes could not sync with yahoo address book because an unknown error occured (6) Please try again later. I have tried several times but I get the same message. What am I doing wrong?