As an industry practice, purchasing professionals seek management approval before releasing Purchase orders to vendors. 40-50 percent approval notes get rejected. 10 approval killers you must avoid: 1. Can't compare prices. 2. No logic for your choice. 3. Zero risk analysis. 4. Not enough bidders. 5. Vague payment terms. 6. Missing paper trail. 7. No technical proof. 8. Hidden costs everywhere. 9. Timeline's a mystery. 10. You broke company policy without explaining why. Wat