You can buy any amount of apps that will fit on the hard drive with a reasonable amount of space left over. The iPod Touch only does one thing at a time, so there's no such thing as overloading it within reasonable boundaries.
Many people (with the iPhone alternatives) have more than ten pages of apps, so as long as you have hard drive space left, you should be fine with downloading any number of apps.
Just be aware that the more you put on the iPod Touch, the slower things will go, but it won't usually overload.
There is an App Store app on the iPod Touch that is used to download apps.
Yes, it doesn't matter what iTunes software you have, you can still download apps from it to download to the iPod Touch.
No it costs nothing for FREE apps on your ipod touch.
yes
Yes
yes it can.. it only has the apps that came with the ipod but you cannot download apps like you can with the ipod touch.
You cannot get a picture behind your apps on the iPod Touch through regular settings. You have to jailbreak your iPod Touch and download a theme to get that theme behind your apps.
There is no way to get free apps that come WITH the iPod Touch, but you have the ability to download thousands of free apps when you buy it.
just go to the apps store a download the app you want.
Apps are downloaded from the AppStore, and an Apple ID is needed to download apps.
you can download it from the apps store.
To add apps to the iPod Touch, you can either download them from the App Store via Wi-Fi on your iPod Touch, or you can sync your iPod Touch with iTunes through your computer.