It depends on the game and how old it is but you can get some for $5.00. Or you can download demo games for free. Hope this helps!
so dont listern to them what you need to do is have sexam
Yes, just go to the PlayStation Store
You might notice lagging while playing games online, but it also depends on how slow your internet connection speed. It should play fine as long as you are using DSL or cable internet.
you must contact the sony play station Support line.