Does Twitter limit the number of VCCs I can use on one account?

Yes, Twitter Ads has certain policies and limitations regarding the number of Virtual Credit Cards (VCCs) you can use on a single account. While Twitter doesn't explicitly mention an exact limit, here are the key factors and considerations regarding the use of VCCs:

1. General Payment Method Policy:
Twitter's Terms of Service and Advertising Policies suggest that accounts should use legitimate and secure payment methods. If Twitter notices frequent changes or the use of multiple VCCs in a short period, this can be seen as a red flag, especially if the payment methods are not consistently tied to a valid, verified account.

While multiple payment methods can technically be added, the platform expects stability in how payments are processed. Switching VCCs frequently or adding too many can lead to your account being flagged for fraud detection or security reviews.

2. Risk of Account Suspension:
Using several VCCs could trigger suspicion of fraudulent activity, especially if the VCCs are from different providers or the account exhibits irregular patterns of payment behavior.

Twitter Ads is more likely to flag an account as high-risk if there are sudden changes in payment methods, or if the VCCs are linked to countries or IP addresses that don't match the account's usual activity. Account suspension can occur if Twitter believes the account is being used for fraudulent purposes.

3. Payment Method Guidelines:
Twitter allows the use of multiple payment methods, but they generally expect these to be stable and traceable (e.g., a consistent credit card or PayPal account).

If you do need to use different VCCs, it's important to keep your billing information consistent. If the billing address or other information doesn't align with the VCC or is inconsistent across multiple cards, Twitter may flag the account for review.

4. Best Practices:
Use a Primary VCC: It's best to stick with a primary VCC linked to your Twitter Ads account for ongoing campaigns. If you must add additional cards, do so sparingly.

Limit Frequent Changes: Try to avoid changing or adding multiple VCCs in a short span. Frequent changes in payment methods can raise suspicions, especially if the VCCs are from different providers or regions.

Maintain Consistency: Ensure that the billing address and other details associated with your VCC are consistent across all payment methods you add to Twitter Ads. Inconsistencies may result in payment rejections or account flags.

5. Account Verification:
If you are running multiple VCCs due to business needs or other legitimate reasons, consider verifying your Twitter Ads account. Verified accounts are less likely to be flagged for payment issues because Twitter knows they are legitimate advertisers.

Conclusion:
While Twitter Ads doesn't set a specific limit on the number of VCCs you can use, using too many VCCs or frequently changing them can lead to suspicion and security reviews, especially if inconsistent billing information or suspicious patterns emerge. To avoid this, it's best to use one primary VCC or only occasionally update your payment methods while maintaining consistency and verifying your account. If you need to use more than one VCC, ensure that each one is properly verified and linked to legitimate billing details.