A:AnswerYes there is a problem.
There isn't much space left over after pre installed apps.
If you download couple of big games, it won't have any space left over for other apps.
Even if you have extra micro SD card installed, apps can't download directly to SD disk.
A:AnswerIve noticed that sales usualy take a whole week and usually end on Sunday night. It's possible that the product could have two weeks that it's on sale.