How to Create Facebook Lookalike and Custom Audiences in 2026 (AI Agency Setup)

Step-by-step Facebook lookalike + custom audiences setup in 2026 - the audience stack I use for AI agency clients in service businesses. iOS 14 broke a lot of this, here's what still works. I now feed all my audiences from Inflowave - the all-in-one AI agency OS I built to replace GoHighLevel, ManyChat, and 6 other tools. CRM, lead capture, IG automation, AI agents, and clean first-party data going straight to Meta. Try Inflowave: https://inflowave.io/?utm_source=youtube&utm_medium=video&utm_campaign=fb_lookalike_2026 ---- WHAT'S COVERED Building lookalike audiences in 2026, custom audiences from website/CRM/lead form, audience sizes that actually work post-iOS-14, layering audiences for AI agency clients, and pushing clean first-party data into Meta. ---- RELATED VIDEOS Get your first AI agency clients in 2026: https://youtu.be/GPXsWsVvms0 Inflowave platform tour (Instagram CRM): https://youtu.be/IkKiWbb-hSA ---- FREE Skool community: https://www.skool.com/boringmarketing Book a free strategy call: https://www.boringmarketing.eu/schedule-a-call ---- SOCIALS Instagram: https://www.instagram.com/matt_kielbasa LinkedIn: https://www.linkedin.com/in/mateuszkielbasa/ Inflowave (AI agency OS): https://inflowave.io/?utm_source=youtube&utm_medium=video&utm_campaign=fb_lookalike_2026_socials Tags: facebook lookalike audience 2026, facebook custom audience 2026, ai agency facebook ads, smma audiences, gohighlevel alternative, ai agency tools, meta audiences 2026, inflowave