Either from the app store via your handset or online through the iTunes store on your computer.
Yes it does, you can buy and download games of there, even demo's.
No
You can jailbreak an iphone 4s easily. All you have to do is go online and download the app for it.
You have to put a small tacking chip in the sim card and download an app on your 4s to track it
Yes you can, simply go to the iTunes store and download them again, of you purchased them from iTunes.
No, it cannot. The earliest iteration iPhone that can carry iOS 8 is the iPhone 4S.
No. Sorry.
There is no iPhone 6. The iOS can be downloaded to earlier handsets, yes.
You may download games straight from your iPhone using the App Store. You may also download games from your computer using iTunes.
No, but there are thousands of free games in the Apple app store you can download
Yes. You can get more games on the IPHONE.
1. You have to not be Technologically Impaired 2. You have to be under 40 3. You have to call a technician and have him come to your house to show you.