When we talk about sourcing, it’s often through the lens of taste—channeling a client’s deepest desires into rooms that help them live better and more beautifully. But buying product is how most firms make money, and shopping smart can be the difference between making a profit and taking a loss. In this issue, we’re zooming out from perennial debates over markup percentages and charging strategies and instead investigating the big-picture ways designers can improve their margins and maximize profitability.