'=IF(H9="","",IF(H9="88500100","1217 ADV",IF(I9="BIL",LEFT($U$8,4)&" JIB",)))
In column U, I have the above formula, I want to amend the second condition, where it says if H9 is 88500100 then enter 1217 ADV.
As you see the 1217 is hard codded, because for January to June of 2018 it will be...