Conditional steps done clearly

CONDJOB

//CONDJOB  JOB (ACCT01),'CONDITIONAL',CLASS=A,MSGCLASS=X
//EXTRACT  EXEC PGM=PAYEXTR
//SYSOUT   DD SYSOUT=*
//*
//IF (EXTRACT.RC = 0) THEN
//  LOAD   EXEC PGM=PAYLOAD
//  SYSOUT DD SYSOUT=*
//ELSE
//  ALERT  EXEC PGM=IEBGENER
//  SYSUT1 DD *
  PAYEXTR FAILED - LOAD SKIPPED - CALL PRODUCTION SUPPORT
/*
//  SYSUT2 DD SYSOUT=*
//  SYSIN  DD DUMMY
//ENDIF
//*
//* a cleanup step that runs whatever happened
//IF (ABEND | ~ABEND) THEN
//  CLEAN  EXEC PGM=IEFBR14
//  TMP    DD DSN=&&WORK,DISP=(MOD,DELETE,DELETE),
//            SPACE=(TRK,(1,1)),UNIT=SYSDA
//ENDIF

The IF construct can test a step's return code, whether it abended (ABEND, ~ABEND), or whether it ran at all (RUN, ~RUN). It is far clearer than COND and should be preferred for new work.