If you crack open your GPS, you could extend the wire between the antenna and the internal antenna, but the loss from the extra wire would degrade the signal.

ENGADGET: How-To: Add your own external GPS antenna

Rather than focusing on money laundering that results from substantive criminal violations, such as mail or wire fraud, drug crimes, or corruption, federal prosecutors are looking instead at weaknesses in the internal procedures employed by financial institutions to prevent laundering.

FORBES: Financial Institutions: How Much More Will You Have to Spend on Anti-Money Laundering Programs to Avoid Criminal Prosecution?