- Establish a standard set of data requirements for vendors to follow.
- Create a system of checks and balances to review and audit vendor data for accuracy.
- Utilize automated data validation tools to detect errors in vendor data.
- Establish a process for vendors to notify of any changes to their data.
- Regularly communicate with vendors to ensure data accuracy.
- Provide vendor training on data accuracy best practices.
- Perform periodic data quality audits.
- Implement a system of data tracking and back-up.