To update your billing and shipping addresses

  1. Point your Internet browser to www.timgagnon.com and log into your account.
  2. Click your name in the upper-right and then click My Account Details.
  3. In the My Addresses section, click Edit above the address you want to modify.
  4. On the following screen, edit the address as necessary, and then click Save Address.

Repeat steps 3 and 4 for each address.