Tags: free ads, free advertising, free banners, guaranteed traffic, make money online
Free banners have become a way for the broadcast networks to attract viewers without paying for the services.
Some sites have even started to offer them for free.
The ad revenue is still not as good as it once was, but it is growing at a fast pace and is helping to make the networks profitable.
And, in the case of the big networks, they have made it possible to pay their staff for work.