The formula I am using right now is =IF(M533="",(VLOOKUP(N533,Sheet3!A:D,2,FALSE)),(VLOOKUP(M533,Sheet3!A:D,2,FALSE)))
I will either enter info into M533 or N533. If I have no info in M533 and I do put info in N533 I need to have the vlookup pull the info tied to that cell.