message expire

I am looking for a way to set the expiration date for individual messages in an 
archive. 
Is this possible?
I looked at 

-expireage
EXPIREDATE 

but neither seem to treat messages individually?

  _/  _/ _/  _/_/_/  _/_/_/     Candace Carter
  _/ _/ _/  _/      _/  _/      Systems Engineer/ WebMaster 
  _/_/ _/  _/_/_/  _/_/_/       Canadian Central District
  _/_/_/  _/      _/  _/        Voice: (905)415-7958 MS MRK01
  _/ _/  _/_/_/  _/_/_/         FAX: (905)477-9423
                                
email:candace(_dot_)carter(_at_)Canada(_dot_)Sun(_dot_)COM
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