How can I find a DSi's product ID for Club Nintendo?

[Unregistered]

It is not letting me use the serial number

i have only been on the club nintendo website for three days and i all-ready have 270 points, PS

[Unregistered]

where is the fuckn product key

[Unregistered]

i know where the product key is
the product key is when you open the nintendo dsi box there will be heaps of papers in plastic bag so open it there will be a card saying infront club in red with a red hat saying M open it there it is the product key i tried mine and IT WORKED!!!!!!!!!!!

[Unregistered]

Yeah, I can not find the product code on the back of my box either..... there are a few codes, but I have already tried them, and they are invalid, so I defintly know that they're not it... :'(

[Unregistered]

Awesome! I got a free DSi Points Card Code and it was legit! Crazy! Check this site out: freedsipoints[d●t] co{dot}uk
This is what you can use for free DSi point----> it actually works