CONFIRMED: Suppressing recent buyers from acquisition ads cut wasted spend.

CONFIRMED: Suppressing recent buyers from acquisition ads cut wasted spend.
A performance marketer shared that their Meta acquisition campaigns were re-targeting people who'd just bought, because the buyer audience synced once a day. People saw 'come try us' ads the day after purchasing.
They set up a real-time customer-list sync to suppress purchasers within minutes. Roughly 11% of impressions had been hitting existing customers; reclaiming that budget dropped blended CAC ~9% with no creative changes.
The overlooked automation: keeping your audiences honest in near-real-time.
Watch this.