Most of the people maintain an email account for contact people and keep important details. Change one email id to another id is a difficult task it will lose your contacts, stored mails, address book entries, calendar events etc. Trueswitch is a service that will help you to change another email account and backup and import data from your old email id to new email id. It will back up contacts, stored mails, address book entries, calendar events etc.
You can switch into new email id with three important steps. It currently support Gmail, Hotmail, Yahoo, AOL, Google Apps etc. TrueSwitch automatically copies your personal data to your new account, notifies your friends with the new email address and forwards any e-mails arriving at their old e-mail addresses. It does not modify any of the information in your original account. All your information will remain at the old account unless you choose to delete it yourself.