Cleaning your contact database regularly is important to maintain its accuracy and effectiveness.
Here are some general guidelines:
Frequency: Aim to clean your contact database at least once every quarter. This ensures that you catch outdated information and inaccuracies before they become a significant issue.
Criteria for Cleaning: Regularly check for contacts that have bounced emails, unsubscribed from your communications, or have not engaged with your content for an extended period.
Process: Develop a systematic process for cleaning your database. This may include using automated tools to identify duplicates, verifying email addresses, updating contact information, and removing inactive contacts.
Data Hygiene: Encourage good data hygiene practices within your organization, such as ensuring that all team members enter accurate information and regularly updating contact details.
Compliance: Ensure compliance with data protection regulations (e.g., GDPR, CCPA) when cleaning your database, especially concerning data retention and deletion policies.
By cleaning your contact database regularly, you not only maintain its quality but also improve the effectiveness of your marketing and communication efforts.
Have a good day 
Regards,
Sameer Singh for India