Ask What is the best way to handle failed payments in membership site?

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I recently set up a membership site but I'm having trouble with failed payments. And this is having a great effect on the revenue from the site. Some members' payments don't go through and they get locked out. I'm not sure if it's a bank issue, expired cards, or something else. I want to fix this without losing members or causing frustration. What's the best way to handle failed payments and get members to renew smoothly?

How do you prevent failed payments from affecting member retention?