To edit or updated your credit card information in Spark:
1. Go to https://spark.widgetmakr.com/Account/LogOn and enter your email address and Spark password.
2. Click on the Replace link under Card on file.
3. Edit your card information and click Save.
4. Verify that the information you entered is correct.
5. Click on Logout in the upper right-hand corner of the screen to safely log out of your Spark account.
You're done! Your card information has been updated in your Spark account.