Google’s New PPA Program Opens Up New Opportunities for

Search Engine Journal:

Last week, Google announced the beta test of their new pay-per-action (PPA) advertising program. In addition, Google mentioned a new ad format, the text link ad (which will presumably be similar to the current referral text link unit.), would be available. This new ad format, along with the new PPA (or affiliate) model, will open up new potentials for bloggers to make money from their blogs.