Purchase orders aren’t just for big corporations. Whether you’re a small startup, a mid-sized company, or a large enterprise, the way you manage company orders can make or break your financial clarity. This article explains how purchase orders work at every stage of growth, why they matter, and the risks of operating without them — helping businesses of all sizes build stronger, smarter procurement practices.

Purchase orders bring structure and control to business spending. In this guide, you’ll learn what POs are, why they matter, how they compare to invoices, and how purchase order software like Procurify simplifies procurement.