Expat misadventures in kiteboarding schools
At different times, the writer started two kiteboarding schools (one based out of San Juan del Sur but actually on Lake Nicaragua) but closed them both when polluted water was making the customers ill.
In the article, they mention an interesting google maps feature. If you zoom in on water and see fish bones, you can get toxic [sic] reports.
sball edit: The locals provided some much needed fact checking of the original article and its author.