# Actions The following actions are supported: + [AddAttachmentsToSet](API_AddAttachmentsToSet.md) + [AddCommunicationToCase](API_AddCommunicationToCase.md) + [CreateCase](API_CreateCase.md) + [DescribeAttachment](API_DescribeAttachment.md) + [DescribeCases](API_DescribeCases.md) + [DescribeCommunications](API_DescribeCommunications.md) + [DescribeCreateCaseOptions](API_DescribeCreateCaseOptions.md) + [DescribeServices](API_DescribeServices.md) + [DescribeSeverityLevels](API_DescribeSeverityLevels.md) + [DescribeSupportedLanguages](API_DescribeSupportedLanguages.md) + [DescribeTrustedAdvisorCheckRefreshStatuses](API_DescribeTrustedAdvisorCheckRefreshStatuses.md) + [DescribeTrustedAdvisorCheckResult](API_DescribeTrustedAdvisorCheckResult.md) + [DescribeTrustedAdvisorChecks](API_DescribeTrustedAdvisorChecks.md) + [DescribeTrustedAdvisorCheckSummaries](API_DescribeTrustedAdvisorCheckSummaries.md) + [RefreshTrustedAdvisorCheck](API_RefreshTrustedAdvisorCheck.md) + [ResolveCase](API_ResolveCase.md)