How do I safeguard my sensitive information when using a cloud storage service?

What list of things should I do?

Research and choose a cloud storage provider that offers encryption and other security features.
Administer passwords, network access, and security controls for any employee who interacts with or uses a cloud service.
Create a plan for data backup and recovery.
Encrypt all sensitive data.
Set up fireswalls and review them regularly.
Regularly test for security vulnerabilities in cloud-based systems.
Monitor data access and activity.
Adhere to data privacy and compliance laws.