Just use the AND function
AND(B1="",TODAY()-A1>120)

Mike F

"David" <dturner4_1999@yahoo.com> wrote in message
news:%23miuVyFMFHA.436@TK2MSFTNGP09.phx.gbl...
> Myrna Larson wrote
>
>> =IF(AND(B1="",TODAY()-A1>120))
>
> Results in 'Your formula contains an error' i.e. needs something between
> last 2 ))
>
> --
> David