One of the trickiest things about drainage problems is that they rarely announce themselves dramatically at first. No sudden floods or cinematic pipes bursting through the walls. No set pieces or money shots. Quite the opposite in fact. Most of the time, drainage problems begin quietly. Puddles that overstay their welcome, soil washing slowly away, mulch shifting in the rain or water collecting where it shouldn’t. Instead, it is all about the small clues. But like any good de