The glaciers left Waterford a jumble of sand ridges and kettle hollows, and out toward Andersonville Road you can read it in the yards: one lawn tipping into a bowl, the next one perched on a rise. Boss Construction & Landscape Services mows that ground the way it has to be mowed, following the contour so the cut stays level even when the land isn't. April starts with cleanups — raking winter's litter off the slope grass, opening the beds back up to the light. Through the humid green stretch of summer it is mowing, trimming and clearing clippings, week on week, in the hours between thunderstorms. A difficult lot finished well is worth standing back to look at.