A wall-mounted TV with a tangle of black cords hanging straight down beneath it can undo an otherwise carefully styled room in an instant, and the instinctive fix, cutting into the wall to run cables through it, isn't something most renters or even homeowners want to commit to. The good news is that hiding wires properly has very little to do with drilling at all. A handful of genuinely simple, fully removable techniques can make cords disappear almost entirely, without a single hole in the wall. Here are five worth trying.