Trying to design a successful open-plan living space? When you're working with a blank canvas, it can be difficult to decide where to start. Rather than getting bogged down with accessories in your living room, start with the sofa. Usually the largest piece of furniture in the room, it's easiest to plan your layout around this key feature. When it comes to positioning, consider the light, thoroughfares and any views you might want to utilise. This also works for other rooms, whether it's the bed in a bedroom or a dining table in an entertaining area.

70 secret interior design tips from the experts