As for Windows, I suggest you use Netscape, and send in plain text mode. That way not only Apple IIs but even Macs will be able to read the email.
Roy NJS wrote:
Can any Apple or Windows user tell me why when I send email attachments from my Windows 98 machine (using outlook)to an Apple OS9 the file sometimes appears as "winmail.dat" and cannot be opened. Is there a fix?