You can update your credit card details by visiting the billing page:
https://app.bomamarketing.com/settings/billing
Just click "Update plan" and you will be able to enter your new card details after you select to pay monthly or yearly.
Changing or adding credit card details for your subscription
You can update your credit card details by visiting the billing page:
https://app.bomamarketing.com/settings/billing
Just click "Update plan" and you will be able to enter your new card details after you select to pay monthly or yearly.