For anyone living in an apartment block, or working in an office building, you'll no doubt notice the almost dizzying number of wireless networks your Mac is able to detect. It can be an almost eternal struggle to stay connected, sometimes, as these wireless networks will be constantly competing for the space in the airwaves. This causes all sorts of interference and signal issues.
Following on from our previous tutorial How to Increase the Performance of Your Wireless Network, this screencast will show you how to map out and visually display wireless hotspots - and deadspots - using NetSpot.
Create a Wireless Network Survey With NetSpot