Service is not suitable for all use cases. Services may also collect and/or disclose information to third parties such as advertisers and business partners. Service provider may also unilaterally change the licensing, terms of usage or privacy settings. For example grading information and evaluation, research plans, development information, personal information (PII), financial information (e.g. business or other IPR) and information containing archiving responsibilities are not suitable for level C services. University's has no ability or legal mandate to manage the stored information in case of any problem situations. Such cases can be for example employers death or service provider's bankruptcy. Service provider can unilaterally change terms of service and privacy.