“You can increase conversion rates and return on investment (ROI) by several times by making PPC landing pages extremely relevant.” ReturnPagesIncreaseInvestmentRateConversionRelevantLandingReturn On InvestmentRoi Book:Inbound Marketing, Revised and Updated: Attract, Engage, and Delight Customers Online Source: Inbound Marketing, Revised and Updated: Attract, Engage, and Delight Customers Online