Yes
If you delete your DSi store games, you can redownload them from the DSi store itself.
Yes, the DSi can connect to the DSi store, from which games can be bought and downloaded.
To delete DSi channels that you have downloaded, you must go to: -System settings --Data Management Then select the channel you want to delete, and choose "Delete" Note that this will only work on channels that you have downloaded and not on the DSi channels that come with it. Those can only be moved to different channel locations and not deleted.
No, there are no refunds on the DSi store.
You cannot trade downloaded games such as DSi ware. The only way to do so is by using a system transfer from one DSi XL to another one. However, the original DSi XL will delete all data in order to transfer the data to the second DSi XL.
yes
Yes. once you download the game with your points or you downloaded it for free no matter way they Will let you keep it until you delete it of the system or clear the memory.
The DSiware games are downloaded to your DSi and appear on its menu. You do not need to be connected to the internet to play those games.
goto options and goto last scroll on bottom off system update and click it when your done the games will still be in the shop for free and you can download it any time you want.
You'd need a DSi. They have an icon on their menu to let them connect to the DSi Store, where games can be bought and downloaded.
No, you can't.
all the games can be downloaded or all of the original Nintendo ds. this is not real