If you have the software with you, it is incredibly easy to use Emmesmail while traveling away from home.
To read your email you need only connect to the Internet and proceed as you usual.
To be able to send or reply to emails, you simply need to find out the name (URL) of the SMTP server for the ISP you are using, and use Emmsmail's easy-to-use GUI interface to enter this information. You will be up and running within minutes.