I'd add the folloing JP Software 4NT and SecureCRT and Codewright and a collection of DOS and similar commandline tools I've been using for more than a decade...

Then a mail client, Mulberry is my current IMAP (SSL) and Ameol for Cix..

FTP is a client called LeechFTP bit old be does the trick..

Winzip and WinRAR are a given..

Ohh and Acrobat, the full package...

Ste..