If you have an ongoing booking and you need to update your card details then it couldn't be simpler...
Log in to Tailster.com and click 'My details'.
Click 'update' to enter your new card details
Enter your new card details - the 16 digits on the front, expiry date and the CVC code on the signature strip. Double check the numbers you have entered are correct and click 'Submit'.
Success! Your card details have been updated and future charges will be made on your new card.