I wrote an article that describes the lessons I learned when building a long-range wi-fi system to use in my motor home. However, it isn't a genealogy-related article, so I published it on my RV blog. I suspect the information will be of interest to RV (recreational vehicle) owners and to many non-RV owners alike.
If you have an interest in long-range wi-fi connections, you might want to read How to Build a Long-Range Wi-Fi System - Part #1 at http://rv.dickeastman.com/2012/01/how-to-build-a-long-range-wi-fi-system-part-1.html
