The Sarah Silverman presale password has finally been added: Anyone with this presale info will have an opportunity to acquire presale tickets before they go on sale. Sarah Silverman presale code for early tickets in Durham This could very well be the last chance ever to see Sarah Silverman live in Durham!!
Here is what we know about the Sarah Silverman show:

Sarah Silverman
DPAC – Durham Performing Arts Center
Durham, NC
Wed, Apr 24, 2013 07:30 PM

Onsale to General Public
Start: Fri, 03/15/13 10:00 AM EDT

Live Nation Presale
Start: Wed, 03/13/13 10:00 AM EDT
End: Thu, 03/14/13 11:59 PM EDT

You can use this presale passwords and information to purchase tickets:

WiseGuys Suggests: If a presale password is not found in ticketmaster or livenation – verify that the presale is still valid: you could be looking at an old presale, secondly keep in mind that there might be more than one presale – if there are several boxes where presale passcodes can be keyed in you might need to try a few different combinations to find one that works.