>>Are you sure you can use such construct here?
>>
>>LOCATE FOR RLOCK() sounds a bit dangerous to me.
>
>Dangerous? I don't think so. Non-intuitive, perhaps.
>
>While looking for a record that matches the condition, VFP will try to lock each record!
>
>I tried it some time ago, and it worked.

Yes, I understand that it would try to lock each record. Did you test speed wise LOCATE FOR RLOCK() vs. SCAN IF RLOCK() on a big table?