There is no mamixum, but the more IIFs the more unreadable your code will get. VFP9 will have ICASE which is much better for this purpose.
But you have to remember that with this approach, you must change your program every time you need a new search, my approach is 100% generic.
>Hay Eric
>
>What is maxmimum number for "iff" usage in select command.
>
>Altun