This is a continuation from this article:

  1. After clicking "Pay by Credit Card", you will be transferred to the WorldPay secure payment site.
  2. In the page that opens, enter your credit card details and click "Make payment".
  3. You will receive an email from the Marlins website and a separate email receipt from WorldPay to confirm the number of tests you have purchased.
  4. To check your purchase history, simply login to and select "Purchase history report". You will be able to view all your online payments and print out your invoice here.