Supply Path Optimization: What It Is, Key Features, Benefits, Use Cases, and How It Fits in Programmatic Advertising
Supply Path Optimization (often shortened to **SPO**) is a discipline in **Paid Marketing** that focuses on improving *how* your programmatic ad spend reaches real publishers and real audiences. In **Programmatic Advertising**, the same ad impression can be available through multiple routes—direct publisher connections, supply-side platforms, exchanges, and resellers—each adding cost, latency, and risk.