Not breaking the law:
Public library, ask to use the computer while someone else is using it with the excuse for it just taking a minute. (If they have logs, its the guy's name)
Breaking the law: Break into someone's house, use internet.
Breaking the law: Break into someone's house, use internet.
Just crack their wep key :)
Coupled with a free VPN over port 443 and you can get access to the whole web.