Make a shotgun antenna
By making a directional antenna you greatly amplify your wireless signal/reception in a particular direction.
You can make one from a pringles can.
Check out:
Homebrew antenna shootout
Antenna on the Cheap (er, Chip)
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"Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy, its inherent virtue is the equal sharing of misery." - Winston Churchill
"All men dream: but not equally. Those who dream by night in the dusty recesses of their minds wake in the day to find that it was vanity: but the dreamers of the day are dangerous men, for they may act out their dream with open eyes, to make it possible." Seven Pillars of Wisdom, T.E. Lawrence
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