The main way to make sure that your furniture works well together is to ensure that there is a common 'theme' running through each and every item that is in a particular space. The theme can be color, texture, style, period of construction or something entirely different.
Couch provides more seating to gather and is inviting for larger guests. There are large selection of couches to choose from such as leather, suede or cloth/upholstered. There are also variety of shapes to select as well. There is standard couch that seats about 3 people or sectional that can seat as many as 5 to 6 people. Most popular type of couch is sectional which is preferred type of seating specially for large families. Aside from larger seating choice it also offers comfort. A sectional couch is usually made up of two or more pieces and is accompanied by large pillows to afford comfort and ease. Decorating around sectional couch is easy. You can use accent color pillows and utilize side tables for food and drinks. If your living room is large enough you can also add accent furniture such as coffee table as well as an antique or modern chair to add additional seating and decor to the room.
The floor should be something you should consider when coming up with ideas for your living room. Certainly you wouldn't want a floor where it is almost impossible to walk, but would rather have one where you and other people can move around without having to bump into pieces of furniture. The color and material you use on the floor is also equally important. A common trick to the floor is by using ceramic and mosaic. You can also put fine polished wood so as to give your living a fine bright look.