Participant can remove credit card via online account. The steps are as below:  

1. Log in to online account (If needed, contact organization to obtain link) 
2. On the right side of the page, click the name of card holder under Family Members list 


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3. Click Privacy management under the user name 


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4. Click My wallet in the left side bar 
5. Find the target card(s) and click Delete 


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