the windows.dat is most likely coming from an Outlook user that has you set as able to receive rich-text messages. see http://www.joshjacob.com/mac-development/tnef.php I use a similar sort of thing to deal with these stupid attachments on my windows system (it really isn't a windows/mac issue) ...tom B. Kimo Lee wrote: > > Now if someone can help me figure out what to do about the windows.dat > problem I've run into the over way around, attachments from PCs to > Macs that come in as garbage. It only happens with one client so I > haven't been willing to spend the time to look into it, so if someone > already knows what to do and how to resolve it, please indulge me. > > Thanks, > Kimo