✓Data syncs silently dropping records between CRM and marketing platform
✓Journeys enrolling a fraction of their expected volume
✓Deliverability slowly bleeding out behind inflated open rates
✓Attribution silently breaking after platform updates
✓Logic rot in automations nobody has reviewed in 6+ months
✓Frequency caps creating invisible audience suppression
✓Triggered sends failing without any error in the dashboard
✓Decision splits routing 100% of contacts in one direction