"Facebook ad Stacking combined with Funnel Visitors Remarketing" is like Domain Authority Stacking... stack your Facebook Ad and remarket to your Funnel Audience to get best performance.

The result: Instant Credibility, extended organic ad reach, lower CPD, + more social signals

You use the same "one" ad unit in multiple campaigns so that all comments, likes, and shares stack on each other across multiple campaigns. Use short video ad for best result!