The primary models for determining Pay-Per-Click are
- Flat rate PPC :
In this type of model, both publisher and advertiser agree to a fixed amount that will be paid for each click. In most time, the publisher has a rate card for PPC plan based on different areas of their website or network. The amount varies as per the content that generally attracts more or less people.
- Bid based PPC :
In this type of model, the advertiser competes with other advertisers in a private auction hosted by a publisher. The advertiser will inform publisher for the maximum amount of bid he is willing to pay.