Service Manager 2012 now has a lot of built in cmdlets. I used the built-in CMDlets to create a workflow which will disable all resolved incidents after a specified time. There are several posts explaining how you can do this using the SMLets over here
Read More...
Read the complete post at http://scug.be/blogs/valerie/archive/2011/12/05/scsm-2012-auto-close-resolved-incidents-after-x-days.aspx