Reviewing entire drawings when only sections changed
Without knowing exactly what changed, you review the entire drawing set. This multiplies your review time and increases the risk of fatigue-related oversights.
Subtle specification changes
Small changes to dimensions, material specifications, or compliance-critical details are easy to miss in manual review but can have significant certification implications.
Version tracking across revision cycles
Over multiple revision cycles, tracking what was approved versus what was revised becomes unreliable. You need a clear record of changes at each revision.