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Insights, guides, and stories from the PortzApp team on port operations and the maritime industry.

A professional maritime-themed desk scene with a blurred cargo ship and port cranes in the background. In the foreground, two documents labeled “PDA – Proforma Disbursement Account” and “FDA – Final Disbursement Account” are displayed side by side with an arrow showing the transition from PDA to FDA. A coffee mug, notebooks, pens, and a potted plant complete the office setting.
Industry Insights

The PDA-to-FDA Overrun

Port call PDAs and FDAs rarely match — and it's not bad luck. Here's why the gap happens structurally, and how structured quoting closes it before it starts.

Muhammed Irfan · Aug 11, 2026 Read more →
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