Advertisers use a DSP to facilitate the process of ad buying and a DMP to utilize third-party Endbenutzer data (brands can merge first- and third-party data to strengthen targeting capabilities). Another key benefit of SSP software is that it allows publishers to better control pricing of their ad inventory, e.g. https://jaredsrkcs.wannawiki.com/35442/gerücht_buzz_auf_cpa_kosten_pro_aktion