No u cant
Windows
Yes, the xbox allows you to sign in to Windows live messager with your xbox live hotmail account.
You will need to go on the Xbox website. From there, you can create a Xbox live account or use an existing account and input a Xbox live membership.
By disconnected, I am guessing you mean banned forever. The way to fix that is make a new windows live account, wipe your xbox, and make a new xbox live account.
For a basic Xbox LIVE Silver account, all you need to do is sign up for Xbox LIVE using a Windows Live ID, or creating a new Windows Live ID. For a Gold account (required for online multiplayer), you will also need a paid subscription by using your credit card, or a prepaid card from a video game retailer.
get a windows live account and sign up at xbox.com and type that in on your xbox.my e-mail is atait@bellsouth.net if you want to say thanks.
No, just change the email address in your Xbox live account.
Yes, you need a windows live ID to sign up for xboxlive.
Yes
No the Xbox live app on windows phones is able to link to an xbox 360 but it also has games that you can buy
yes to download anything on xbox live you need a silver xbox live account
yes, xbox live accounts and games for windows live accounts are essentially the same thing. The only difference is when you play on a computer you need to register the game to your account in order to be able to access freinds list and acheivments in game.