These houses are all made from the same materials and in many cases have the same fences due to HOA rules. It's most likely wind direction, and the capriciousne

These houses are all made from the same materials and in many cases have the same fences due to HOA rules. It's most likely wind direction, and the capriciousness of local terrain - and perhaps something about vegetation in the lawns as well. From what I saw fire trucks would try for 10 minutes to save a place and basically have to bail out. There was no stopping this.