>>>If this.Parent.First_field.value = "Y"
>>> This.enabled = .t.
>>>else
>>> This.enabled=.f.
>>>endif
>>
>>Or just
>>
>> this.Enabled = thisForm.First_field.Value = "Y"
>
>Nice, but in the near future there is perhaps one line more to add. Some motehod call (This.doThatAndThat) ?

Then you change it. :)

But if you don't need to call this.doThatAndThat(), then the short version is (slightly) faster and more readable (to me, at least).