Originally Posted by Mok
How do you switch characters?
You go into your journal (or whatever it's called) and you highlight the other survivors you met. Let's say there are three of them. One of them would be your "friend". When you highlight his/her profile, at the upper left (the space next to his/her carry inventory) you with see the x button(on the screen), it says switch. Hit that and it will switch to that character. The blue x button does not show for survivors that you can not switch to.