Service providers need SLAs to manage their quality for different levels of severity. In this case, the client may need to review its requirements and the service provider may need to invest in more resources. Such compromises create a good working relationship between the service provider and the customer. Uptime is also a common metric, often used for data services such as shared hosting, virtual private servers, and dedicated servers. Usual agreements include the percentage of network availability, operating time, number of planned maintenance windows, etc. Example 2: It is the customer`s responsibility to obtain and renew software licenses from time to time.