One of the best ways to keep in touch while travelling is to sign up for a free internet email address that can be accessed from anywhere, for example YahooMail or Hotmail - accessible through and . Once you've set up an account, you can use these sites to pick up and send mail from any internet café, or hotel with internet access. In Bulgaria, internet cafés are now a common sight in the big cities, and rarely cost more than US$1 an hour to use, although connection times can be slow.

is a useful website giving details of how to plug your laptop in when abroad, phone country codes around the world, and information about electrical systems in different countries.