Examine the area above your couch. Hang pictures in a horizontal line if your space appears to be small. A straight line will elongate the appearance of your wall. If, however, your wall is already lengthy, you might prefer to hang pictures in a straight vertical line, which helps shorten the appearance of your wall.
Place a large picture in the center of the wall with smaller pictures on either side of the main image. For a modern, up-to-date look, keep your wall simple and neat with this arrangement. This organization method works best if the images are somehow related, rather than with an assortment of random pictures.
Include a varied assortment of picture frame sizes for a rustic, homey appearance. Place larger pictures in the center with round, elongated or smaller frames on the outer edges of the arrangement.
Arrange your pictures on the floor before you attempt to hang them on the wall. Measure the space you want between each image so you can ensure the spacing is the same when you hang the pictures.