[otrs] How to add more freetext fields to OTRS?

Hi everybody! I would like to add additional freetext fields to my OTRS implementation, does anybody knows how to do it? I'm trying to understand the Ticket structure but it has been impossible. Can you help me please?? Thanks in advance. Regards _________________________________________________________________ Recibe un SMS de tu Hotmail vayas donde vayas. ¡Date de alta! http://home.mobile.live.com/MobileAttach.mvc/?mkt=es-es