[Exim] Hi. Question regarding the system_filer

Why would I be able to send a file that is of a txt extension, but then
someone else's are getting bounced. I am assuming there is some type of
attachment encoding that I am missing, is there some doc related to this
someone can point me too?

Derrick MacPherson
derrick@??? <mailto:derrick@cbcr3.com> 
CBC R3                       
Tel:(604) 662 6572
Cell:(604) 818 6658