With a credit card or a Playstation Network card you buy at a retail store that sells Video Games
Nope its absoloutely free but you have to have wi-fi.
No only the Playstation Network is free you mist pay for the internet
Almost as much as if you did not trade in a PS2
No the PlayStation Network PSN is free you must pay for your internet service provider and there will be no additional charges from PlayStation
No, PlayStation 3 has free online services.
250 quid
no! unfortunatly but only if playstation pay xbox for it!
Every year I think
Nowhere that you will only pay retail it was released long ago
You can not play PlayStation 3 games on a PlayStation 1, but you can play PlayStation 1 games on a PlayStation 3. All of the PlayStation consoles are backwards compatible.
No only PlayStation 3 games that have PAL written on them can be played on the European PlayStation 3.
You can't delete playstation network from a psp.