---
page_type: error
code: 30887
message: "30887: Campaign vetting rejection - Opt-out Error"
level: ERROR
product: Programmable Messaging
---

## Description

The campaign submission has been reviewed and it was rejected because of provided Opt-out information.

### Possible Causes

The campaign cannot be approved because it was indicated that you are collecting and processing consumer Opt-Outs, but the workflow is unclear, missing opt-out keywords or opt-message.

### Possible Solutions

Please verify that opt-out workflow is accurate and update Call-to-Action/ Message Flow description with opt-out process.

If opt-out is managed, add opt-out keywords and update opt-out message to to include acknowledgement of opt-out request, confirmation that no further messages will be sent, and brand name.

Additional help resources

- [A2P 10DLC campaign approval best practices](https://support.twilio.com/hc/en-us/articles/11847054539547-A2P-10DLC-Campaign-Approval-Best-Practices)