If you have a non-O that expires for example Feb 28th and you apply for a new non-O in Jan what happens to the old one in the passport, is there a problem?

(In home country).

Edited September 28, 200916 yr by syd barrett

I have been in similar situation, and the consulate marked the old visa "Void" leaving me to use the new visa.

Edited September 28, 200916 yr by thaiphoon

I have been in similar situation, and the consulate marked the old visa "Void" leaving me to use the new visa.

Thanks for the feedback.