How to boost your wifi signal for a few pennies

I was just about to succumb to one-click purchasing an antenna upgrade for my wifi router to boost reception to the far end of the my house, when I came across a simple DIY project to build parabolic reflectors instead. It took about 15 minutes to do, was fun, saved about $40, and ended up working pretty well. Check out the template and video with Patrick Norton where he explains what to do.