Possible to add old retail keys to TMU?

[tarasis]

Hi, is it possible to add the old retail keys for TMO & TMS to TMU? I remember reading somewhere that you could and it would give you a daily addition to your Coppers count but failing to find anything about how in my current searches.

[tarasis]

The answer is yes over at http://official.trackmania.com/tmf-playerpage/main.php# with you logging in with your TMU account.