// HISTORY ITEMS

  // SERIOUS ERRORS
   hstAddingSendTaskUnexpectedError		 = -100;
   hstBounceIncrementUnexpectedError		 = -101;
   hstErrorPOPForward			         = -102;
   hstErrorRemovingMember			 = -103;
   hstErrorSettingVactionMode			 = -104;
   hstFormProcessingUnexpectedError		 = -105;
   hstModifyUnexpectedError			 = -106;
   hstProcessingDelayedMessageUnexpectedError    = -107;
   hstReadReceiptUnexpectedError		 = -108;
   hstRemoveSendTaskUnexpectedError		 = -109;
   hstRemovingMemberUnexpectedError		 = -110;
   hstSendOptInUnexpectedError			 = -111;
   hstSubscribeUnexpectedError			 = -112;
   hstUnsubscribeUnexpectedError		 = -113;
   hstSendFailureSendFileMissing		 = -114;
   hstForwardUnexpectedError                     = -115;
   hstRemovingOrphanedMemberUnexpectedError      = -116;
   hstRemoteAdminCommandFailure			 = -117;

  // ADMIN HISTORY
   hstAdminChangeMembership			 = 1000;
   hstAdminDelete		         	 = 1001;
   hstAdminModifyAddress			 = 1002;
   hstAdminModifyEmail		        	 = 1003;
   hstCustomHistory		        	 = 1004;
   hstMovedToGroup      			 = 1005;
   hstRemoteAdminCommandSuccess			 = 1006;
   hstDeleteGroup		         	 = 1007;
   hstCreateGroup       			 = 1008;

  // BOUNCE HISTORY
   hstBounceCountIncrement			 = 2000;
   hstBounceEmailAddressNotFound		 = 2001;
   hstBounceIgnore				 = 2002;
   hstBounceMemberRemoved			 = 2003;
   hstBounceRemove				 = 2004;

  // SEND COMMAND HISTORY
   hstSendGroupInfo				 = 3000;
   hstSendSubscribeInfo				 = 3001;
   hstSentMailingList                            = 3002;

  // DATABASE HISTORY
   hstCreatedDatabase				 = 4000;
   hstImportLegacy				 = 4001;
   hstRemovedOrphanedReference                   = 4002;

  // MEMBER SENDING HISTORY
   hstForwardInvalidGroup			 = 5000;
   hstForwardModeratorBlocked			 = 5001;
   hstForwardNoGroupSending			 = 5002;
   hstForwardNoRecipients			 = 5003;
   hstForwardSuccess				 = 5004;
   hstForwardUserCannotSend			 = 5005;
   hstUserSentMessage				 = 5006;

  // MESSAGE SENDING HISTORY
   hstAdminSentMessage				 = 6000;
   hstAutomatedMessageSendFailure		 = 6001;
   hstAutomatedMessageSendSuccess		 = 6002;
   hstDelayedMessagesScheduledSuccess		 = 6003;
   hstSendFailureInvalidAddress			 = 6004;
   hstAdminSentMessageToUser			 = 6005;
   hstAdminSentMessageFailure			 = 6006;
   hstAdminSentMessagePartialSuccess		 = 6007;
   hstAdminSentMessageSuccess			 = 6008;
   hstRemoveSendTaskUserNoLongerInGroup	         = 6009;
   hstRemoveSendTaskUserNoLongerInMailingList	 = 6010;
   hstRemoveSendTaskUserJoinedTerminateGroup	 = 6011;
   hstRemoveSendTaskTerminateRule	         = 6012;

  // DOUBLE OPT-IN HISTORY
   hstSendSubscribeConfirmation			 = 7000;
   hstSendUnsubscribeConfirmation		 = 7001;

  // READ RECEIPT HISTORY
   hstReadMessage				 = 8000;
   hstReadReceiptEmailAddressNotFound		 = 8001;
   hstReadReceiptIgnore				 = 8002; 

  // SUBSCRIBE HISTORY
   hstAutoFixedEmailAddress			 = 9000;
   hstSubscribe			                 = 9001;
   hstSubscribeBlockedCountry			 = 9002;
   hstSubscribeBlockedDomain			 = 9003;
   hstSubscribeBlockedEmailAddress		 = 9004;
   hstSubscribeContainsExceptionText		 = 9005;
   hstSubscribedAgain   			 = 9006;
   hstSubscribeDuplicateAddress			 = 9007;
   hstSubscribeInvalidEmailAddress		 = 9008;
   hstSubscribeInvalidGroup			 = 9009;
   hstSubscribeLockedGroup			 = 9010;
   hstSubscribeRefusedByAdmin			 = 9011;
   hstSubscribeRemovedEmailAddress		 = 9012;
   hstSubscribeSuccess				 = 9013;
   hstSubscribeUndeliverableEmailAddress	 = 9014; 

  // MODIFY HISTORY
   hstModifyAddressNotFound			 = 10000;
   hstModifyDomainSuccessful			 = 10001;
   hstModifyEmailAddress			 = 10002;
   hstModifyNewAddressInvalid			 = 10003;
   hstModifySuccessful				 = 10004;
   hstModifyDomainNotFound			 = 10005;

   hstUserUpdateDetails                          = 10500;
   hstUserChangeMembership                       = 10501;

  // UNSUBSCRIBE HISTORY
   hstRemoveOrphanedMember			 = 11001;
   hstUnsubscribe				 = 11002;
   hstUnsubscribeAddressNotInGroup		 = 11003;
   hstUnsubscribeAddressUnknown			 = 11004;
   hstUnsubscribeDomainSuccess			 = 11005;
   hstUnsubscribeDomainUnknown			 = 11006;
   hstUnsubscribeInvalidGroup			 = 11007;
   hstUnsubscribeSuccess			 = 11008;

  // VACATION HISTORY
   hstDisableVacationMode			 = 12000;
   hstEnableVacationMode			 = 12001;
   hstSetVacationInvalidEmailAddress		 = 12002;