How can you send a multiple mail to many people so that each of them can see their own address and not others?
Put all the email addresses in BCC.
You are planning to buy a dedicated server windows 2008 with single static IP address can you configure multiple domains to your server so that you can host multiple website on your server?
To play with multiple people on one PS3 you will need one controller per person. Link all the controllers to the PS3 and then have each player turn on their controllers. Play a game that allows enough players to play at once as you have people that want to play at the same time. You will now be able to play multiple people on one PS3.