Xero-linked B2B ordering with custom client price lists for wholesalers

Small wholesalers and their buyers still handle orders by phone, email or PDF, creating manual entry errors, slow reorder cycles and bookkeeping headaches that disproportionately burden ~1.5M small wholesalers worldwide. These operational frictions drive time-consuming reconciliations and late payments that cost margins and customer satisfaction. Build a lightweight B2B ordering portal that syncs bi-directionally with Xero, enforces per-client price lists, captures POs, and enables one-click reorders and simple mobile ordering; offer it as a predictable SaaS with options for usage tiers or a ~$2,000 ACV target. Keep onboarding friction low with prebuilt catalog templates and automated invoice sync to minimize implementation time for non-technical customers. The market is attractive now — a $3.0B addressable market (1.5M wholesalers × $2,000 ACV) driven by accelerating digitization of B2B ordering and mature accounting platform APIs that lower integration cost. SMB buyers increasingly expect web catalogs and predictable subscription pricing, making this a timely product bet. You can stand out by delivering a reliable, deeply integrated Xero experience plus true per-customer pricing and a fast time-to-value metric (reduced order errors, faster invoicing cycles). Be upfront about challenges: API edge cases, a conservative sales cycle for SMB wholesalers, and mid-market competition, which means prioritize measurable ROI, a tight onboarding playbook, and targeted vertical pilots to prove product-market fit.