The free sites will be limited to five pages and have a series of text ads along the right side.

They sign up with Google to place a small box full of text ads on their site.

Many already find Google's text ads to be a significant revenue source.

Companies can also use social networks for advertising in the form of banners and text ads.

Don't even get the text ads when I use Google.

How long should text ads be on tiny screens?

The text ad could remind them that his store is right off the highway in Boulder.

Still, she said, the company will test the impact of the text ads to make sure they do not hurt revenue.

However, they soon changed their minds and early on allowed simple text ads.

It is testing a plan to buy pages in magazines on which to place text ads.