Moving into a new apartment can be exciting and adventurous. It requires some research and plenty of patience. When you browse the ads for a new flat you will likely stumble upon the conundrum known as '2 1/2 room apartment'. What the heck does a half room look like? Where is the other half, then? What makes a room a room? You see, this is virtually a philosophical problem. Recently I was walking through the Once neighborhood and guess what I spotted: the 2 1/2 room apartment!