Hi.
Here is an expression in my query:
incident: IIf([tbl_attendance].[att_st]=-1,"Street",IIf([tbl_attendance].[att_wk]=-1,"work",IIf([tbl_attendance].[att_illness]=-1,"Illness",IIf([tbl_attendance].[att_sport]=-1,"Sport",IIf([tbl_attendance].[att_si]=-1,"Self...