Full Answer

Which platform to trust for what: Trust Facebook for:

• Optimizing Facebook campaigns
• Facebook audience insights
• A/B testing within Facebook
• Event Match Quality monitoring Trust Google Ads for:
• Optimizing Google campaigns
• Search query performance
• Smart Bidding signals
• Google-specific ROAS Trust GA4 for:
• Cross-channel comparison
• Site behavior analysis
• User journey exploration
• Neutral attribution view Trust your backend for:
• Actual conversion count
• Real revenue
• Financial reporting
• True ROI calculation Trust BigQuery for:
• Historical analysis
• Custom...