Meta Ads | 125% Conversions growth and 41% drop in Cost/Conversion

This client is a worldwide fast-food brand.
They needed optimisations in a quick 3-week campaign to improve job applications.

Finished at a 125% Conversion growth and a 41% drop in Cost/Conversion.

Optimisations:
Meta pixel setup audit
Account structure tweak to Prospect+Retargeting+OwnedAudiences
Budget set up to Lifetime+Advantage campaign budget
Targeting tweaked from a lot/broad to less/accurate
Geotargeted tweaked from Radius to Location
On Placements Advantage+ placements feature turned ON
On Ads Copy, added Multiple text options
Advantage+ creative feature used for Ad Enhancements