AdWords help page AdWords help page price Adwords charges several different bidding strategies Google Adwords pay model AdWords help page AdWords help page AdWords help page AdWords help page https://support.google.com/adwords/answer/1704424?hl=en AdWords help page AdWords help page http://support.google.com/adwords/answer/1704424?hl=en https://support.google.com/adwords/answer/1704424?hl=en Google ad Google ad https://support.google.com/adwords/answer/1704424?hl=en https://support.google.com/adwords/answer/1704424?hl=en