>I would like to extend the functionality of a program to reading mail from a
>POP account. Is this possible via .NET?
Yes, of course !! There are certainly dozens, if not hundreds, of POP
client implementations out there - just pick one!
Here are a few free ones you could check out:
Retrieve mail from a POP3 server in C#
http://www.codeproject.com/csharp/popapp.asp
POP3 Client in C#
http://www.codeproject.com/csharp/pop3client.asp
Plus there are a ton of commercial and shareware libraries that also
support POP3 - e.g. IP*Works:
http://www.nsoftware.com/products/controls/?ctl=POP
Just google for more of them!
Marc