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What is B2B eCommerce?
B2B eCommerce is the sale of goods or services between other businesses through digital transactions.
That single sentence sounds simple, but almost everything underneath it works differently than what most people associate with "eCommerce."
Business to business eCommerce operates under a different business model than business to consumer commerce.
When an individual consumer buys a pair of shoes in online store, the process is straightforward: browse, add to cart, pay, done.
When a procurement manager orders $40,000 worth of industrial components for a manufacturing line, the process involves: negotiated pricing, approval chains across multiple departments, business purchase order numbers, credit terms, and integration with an ERP system that tracks every dollar against a budget.
Same transaction type on paper – entirely different process in practice.
Understanding that difference is the starting point for the entire B2B eCommerce platform comparison. Every limitation discussed later in the guide traces back to the fundamentals explained here.
This chapter explains what B2B eCommerce means in 2026 beyond the surface definition. You will learn:
- Who buys in B2B – why a typical purchase involves 6–8 stakeholders and how role-based access and company accounts become structural requirements.
- What the “product” really is – why in B2B the SKU is only part of the transaction, and how customer-specific pricing, tiered pricing, payment terms, and catalog restrictions redefine the data model.
- What digital-first means in practice – how self service portals, rep-free purchasing, and real-time ERP integration reshape buyer expectations.
Full chapter coming soon!
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