Foundation Piece Number Two: The SofaWhen it comes to sofas, you really do get what you pay for. There is a time and a place for Ikea sofas, but when you want something to last, it usually means investing a little more money. Since this tends to be one of the largest purchases for the home, it is wise to play it a little safe. Go for a classic shape, high-quality construction and a neutral color for the most versatility.Tight back or loose cushions? Try out different styles to see which you prefer sitting in. Tight back, single-seat cushion sofas tend to look more formal, while those with lots of loose cushions telegraph a more relaxed vibe.