You can change your card details by clicking the down arrow in the top right of the My.Travito administrator panel, this will load the drop down user menu from which you should select "Your Settings".
Then select "Payment Method" from the left sub menu. You can then use the form to update and set your new card details.
Once the form has been filled out, simply click "Update" to save your new card details.
100% free for 14 days. No credit cards, no setup fees and no obligation.