# Add on Feature

- [Custom Fields In Task](https://guide.taskopad.com/fundamentals/add-on-feature/custom-fields-in-task.md)
- [How Custom Fields Work?](https://guide.taskopad.com/fundamentals/add-on-feature/custom-fields-in-task/how-custom-fields-work.md)
- [Custom Field In Client](https://guide.taskopad.com/fundamentals/add-on-feature/custom-field-in-client.md)
- [How Custom Fields Work?](https://guide.taskopad.com/fundamentals/add-on-feature/custom-field-in-client/how-custom-fields-work.md)
- [Client Information Sharing](https://guide.taskopad.com/fundamentals/add-on-feature/client-information-sharing.md)
- [Email Integration](https://guide.taskopad.com/fundamentals/add-on-feature/email-integration.md)
- [Enable or Disable Email Notifications.](https://guide.taskopad.com/fundamentals/add-on-feature/enable-or-disable-email-notifications..md)
- [Access Management (IP- based Restrictions)](https://guide.taskopad.com/fundamentals/add-on-feature/access-management-ip-based-restrictions.md): IP-based access restrictions ensure that only users connecting from pre-approved IP addresses can access TaskOPad. This feature is essential for preventing unauthorized access and enhancing Security.


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