 Yes, and that's just a biological truth. When you've got a lot of the same thing hanging out in a lot of the same place, you're going to get a lot of predators or diseases, and that has just been proven time and time and time again. If you do local scapes right, you cut down on your chance of that. You're going to cut down on the chance that you get lawn pests because you have less lawn, and if your neighbors do it, you can conceivably really get rid of a lot of problems.