Welcome Mechanical Turk Concepts Overview Requesters and Workers HITs Assignments Qualifications Making Requests Making SOAP Requests Making REST Requests Request Authentication Understanding Responses API Reference WSDL and Schema Locations Common Parameters Operations ApproveAssignment CreateHIT CreateQualificationType DisableHIT DisposeHIT ExtendHIT GetAccountBalance GetAssignmentsForHIT GetHIT GetQualificationRequests GetQualificationScore GetQualificationType GetRequesterStatistic GetReviewableHITs GrantQualification Help NotifyWorkers RejectAssignment SearchQualificationTypes UpdateQualificationScore UpdateQualificationType Data Structures Assignment HIT Price QualificationRequest QualificationRequirement QualificationType Question and Answer Data Using XML Parameter Values QuestionForm QuestionFormAnswers AnswerKey