A Guide to Google AdWords Bidding Strategies
Lisa Raehsler (Search Engine Watch)
Google AdWords bidding isn’t as simple as it used to be. There’s manual cost-per-click (CPC), automatic CPC, CPA bidding and flexible bid strategies (five specific types, in fact). Each offers certain benefits for certain kinds of advertisers. For instance, advertisers focused on conversions should use enhanced CPC bidding.
