Based on my findings, I:
✅ Stopped underperforming placements, keywords, and strategies
✅ Introduced new, high-performing strategies and keywords
✅ Segmented keywords into generic, branded, and competition ad groups
✅ Revamped match types to reduce competition with our own keywords
✅ Used negative keywords to prevent cross-triggering
✅ Updated ad copy to boost ad rank
✅ Added long-tail, high-commercial intent keywords
✅ Implemented GA remarketing lists & similar audiences for better performance