Bidding: Hinein milliseconds, the DSP automatically calculates and places bids for that ad spot based on all the data. Web servers, serving dynamic content, waiting for slow responses coming from back-end computer(s) (e.g. databases), maybe because of too many queries mixed with too many inserts or updates of DB data; https://videoanzeigen12108.activosblog.com/27373629/top-werbekampagnen-geheimnisse