You are able to connect to their SMTP server.

Mail, you'd be able to use an SMTP server from them.

We'll look at the SMTP server in the next section.

Why would I need to go to another SMTP server?

There is no reason that their customers should need to be directly connecting to foreign SMTP servers.

Well, because there are people who run SMTP servers for outbound mail purposes.

I have some experience myself running an SMTP server, which I'll share.

You might have email bounce a couple times between SMTP servers.

Almost without exception there's some issue that crops up with the SMTP server.

For example, a visiting user might use the local organization's SMTP server to send email from the user's foreign address.