SPAccessRequests public static class SPAccessRequests Documentation public static void AcceptInvitation(SPListItem invitation, SPUser guestUser) public static void ChangeRequestStatus(int itemId, int newStatus, string convStr, string permType, int permissionLevel) public static void ChangeRequestStatusBulk(List<int> requestIds, int newStatus) public static void UpdateConversation(int itemId, string convStr, SPWeb web)