NetSpot helps you optimize your Wi-Fi networks  When you set up
a Wi-Fi network, whether using access points (base stations)
from Apple or another vendor, you're usually playing a guessing
game. Where should I put a base station to get the best coverage
and performance? Or multiple base stations? Apple provides some
tools to help, including the somewhat hidden Wi-Fi Diagnostics
program (buried in /System/Library/CoreServices/), but using
them requires some expertise, as well as keeping your eye on
ever-changing signal-strength numbers. NetSpot bypasses the
technical in favor of the visual. This free site-survey software
is a remarkable aid in laying out even a small-home network,
using a Mac laptop as your survey tool.  You start with a map of
a single floor, which you either draw using a few primitive
graphics tools or load as an image file which is used as the
background. You give the map a scale in meters or feet by
marking the distance between two known points. Finally, you mark
the region of the map that