Overnight Mattress Reviews ebook for Windows. Excerpt: When entertaining overnight guests there is often the question of where they will sleep. In an ordinary house there may or may not be an extra bedroom, but on occasion the number of guests often exceeds the space available. For this reason it is often to one's advantage to consider sofa beds. The sofa will serve the family with a comfortable, attractive addition to the home decor and, at the same time be available to accommodate a guest or guests. Sofa beds at one time were awkward, hard to move and not comfortable to sit on. With modern design and technology that is no longer true.