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Every techie I know says that you shouldn't use other people's networks without permission. Every techie I know does it anyway. If you're going to steal--no, let's say borrow--your neighbor's Wi-Fi access, you might as well do it right. Step one: Lose the guilt. The FCC told me that they don't know of any federal or state laws that make it illegal to log on to an open network. Using someone's connection to check your e-mail isn't like hacking into their bank account. It's more like you're borrowing a cup of sugar. (Unless you hog their bandwidth by watching lots of streaming video--that's like hijacking a sugar truck.)
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