Formerly known as Automatic Placements. When you utilize Advantage+ Placements, Meta will automatically optimize which placements are used and when to get you the most results for your budget.
Audience Network is a network of mobile apps that have been approved to monetize their apps with ads. This is how you can show your Meta ads to people while they are away from the Meta family of apps. Audience Network and associated groups are among your placement selection options in the ad set.
A placement is a location where your ad is shown. Examples include Facebook’s mobile Feed, Messenger, Instagram feed, Audience Network, right-hand column, and more.