Jazztel: Measuring TV Conversions Jazztel, a telco company, created DR, a decision tool based on the MX algorithm, to optimise the direct response to its TV advertising and boosted its conversion rate in Spain. Telephone & internet services Spain Campaign video: Jazztel – Measuring TV ConversionsRead the full campaign case studyCreditsMedia agency: Arena Media MadridContributors:Esla de Murga / Guillermo Paz...