A living room can look high-end with a few simple touches. Alan BarryI'm an interior designer, and I use affordable tricks to make living rooms look expensive.These include incorporating large-scale art and layering lighting to give a room a luxurious feel.Simple additions like mirrors and greenery can also elevate a space and make it look high-end.A living room doesn't have to be expensive to look expensive.As an interior designer, I've found that small, strategic changes can make a big impact for a low cost.