L-Shaped Sofas Offer More Seating Options L-shaped sofas provide more seating options than regular couches. They're ideal for large living rooms but can also be used in smaller spaces. Some sectionals are modular, and can be molded to suit your space and seating needs. There are many options for upholstery, https://www.xaphyr.com/blogs/659938/A-An-Overview-Of-Sofa-With-L-Shape-From-Start