c4">Creative Code is returned</span></li><li class="c0"><span class="c4">UserBrowser calls the Creative Payload Server</span></li><li class="c0"><span class="c4">Creative Payload is returned</span></li><li class="c0"><span class="c4">UserBrowser calls a Content Delivery Network to recover the payload (images).</span></li><li class="c0"><span class="c4">Payloads are returned.</span></li></ol><h3 class="c1" id="h.kr9g1ycpveqe"><span class="c5">Background Activities</span></h3><ul class="c2 lst-kix_87ztqim9jp1