All models of the PS3 have a built in wireless and also blue tooth.
The PS3 allows you to connect to an existing wireless connection
Some PS3 have wireless network adapter installed and only what you need is to connect to your existing wireless network. Instructions are here http://www.ehow.com/how_4812599_up-ps-via-wireless-router.html If you do not have a wireless adapter, than you are stuck. So far there are no adapters which would work with PS3.
You have to have wireless internet and then the PS3 has the ability to connect to it.
All PS3 but the first 20 GB model are wireless. That means if you already have a wireless internet connection they can connect to it.
Your PS3 must have a wireless adapter installed if you want to connect to the internet wirelessly. Otherwise, if you don't you will have to use an Ethernet cable. If you have a wireless adapter installed on your PS3. You will need to connect it to your wireless router. Go to the wireless network menu on your PS3. Find the (SSID) network name of your network. Connect to it!
No
Buy a wireless router and hook it to your cable modem. PS3 does not provide broadband you must purchase it
Yes, the wireless controller works with every ps3 games.
If you sink it into your ps3
no
Bluetooth
You can not share your phone wireless internet with your PS3. The PS3 will search for a WiFi connection and if one is found it can be used to connect to the internet. If you have internet service it is not a problem to connect to the PS3