Choosing a cloud provider.
One of the most important tasks at the stage of preparation for migration. It is necessary to make sure that the provider is reliable, has the appropriate infrastructure, invests resources in its development, offers exactly the services and tools that the business needs. Ideally, the provider gives you the opportunity to take advantage of the test period and evaluate the potential of its site on real or test projects.

Enter into a service level Agreement, or SLA (Service Level Agreement). The leaders of the cloud market indicate how long the client's services may be unavailable (and this time is minimal) and take on the problems associated with technical and software failures in the data center.