https://www.adtechlo.com/post/performance-based-lead-generation-how-it-works-and-when-it-makes-sense 2026-09-18 https://static.wixstatic.com/media/8f8538_1a0f1c4431f342d799849ce5bdc17a8f~mv2.png Adtechlo performance-based lead generation and customer acquisition funnel