Created by Flagship Advisory Partners, this report examines how B2B Pay by Invoice and the automation flywheel can streamline A/R and A/P workflows, improve cash flow and reduce friction in B2B commerce. The report also includes an analysis of the top 50 retailers in the US and Europe with a detailed maturity assessment of their corporate buyer programs, providing a clear benchmark for businesses investing in digital payment transformation.
”75% of the largest U.S. and E.U./U.K. retailers with corporate buyer portals currently offer B2B pay by invoice as a payment method.”
What You Will Discover in this Report
The B2B payments market represents a $135 trillion opportunity, yet many organizations still rely on manual workflows that slow order-to-cash processes and create risk. Corporate buyers expect consumer-like digital experiences and suppliers to reduce DSO and manage disputes efficiently. This report explores how B2B Pay by Invoice helps address these challenges and creates the structured data needed to power automation and AI.
Global C2B and B2B Market Size (2023; est. in trillions of $; % of total)

From this report, you will learn about:
- Trends in 2026 and beyond
- Pain points across A/R and A/P
- Emerging expectations across industries.
The report also highlights why 61% of buyers prefer trade credit or net terms for B2B purchases, a finding supported by TreviPay’s own Buyer Insights Survey.
Corporate Buyer Program Maturity Assessment
The maturity assessment breaks down how advanced each corporate buyer program is across onboarding, payment methods, procurement controls, reporting tools and integrations. It gives organizations a clear view of what it takes to build a strong B2B portal.
Download the report to see how these top 50 retailers are maturing their B2B capabilities, what those trends mean for your buyer program and how Pay by Invoice can support a stronger, more efficient payment strategy.


