Border Run Every 45 Days or Visa Run Every 90? The Math for Long-Stayers
If you live and work in Vietnam, the question isn't "which is cheaper for one trip" — it's "how many border trips will you make in a year." The 45-day exemption means ~8 trips a year. A 90-day E-Visa means ~4. Half the trips, half the risk. Here's the full math.