What they have in common is that they make their money by selling advertising. In any community or neighborhood in a large city these free newspapers will act as a convenient way to scan the local business, services and products without having to pick up a 1000 page Yellow Pages that covers the entire city or county. The Yellow Pages, of course, gives you a greater depth of choices. Often the newspapers will have discount coupons you can cut out and present to the merchant so you can save money when you patronize that business. It's their way of trying to introduce themselves to you.
Most newspapers contain classified advertisements as well as larger display ads.
Classified ads can be placed by businesses but may also be for something as simple as a child selling a bicycle or a person selling a used car. Many fine products can be obtained through classified ads, but of course there is no guarantee as to quality. Chapter Home Life in the USA Home Page . You'll be able to access all 18 topic areas of this site. Also you'll find a link to the guestbook.