Thanks I just tried it and in my auto complete combo where I replace the ID as soon as I keypress, failed but this is any idea I will work on as it is, I hope, default VFP behaviour.

>>Hi all
>>
>>I have this form with a cbo. This cbo is allowed to remain empty. If the user moves forward without modifying then alls well.
>>
>>Now supposing the user makes a selection and then he doesn't want it, how can he undo his selection. This cbo is connected to a lookup master database, as soon as the selection is made the FK in this table is updated with the PK from the lookup master.
>>
>>Except reverting changes is there any solution. Please advise.
>
>As an addition to Alex and David, Ctrl+0 'zero' unselects.
>Cetin