When inventory, information, and financial flows are shared among firms through a blockchain, significant gains in supply chain financing, contracting, and doing business internationally are possible. For example accounts payable management, an elaborate process that involves invoicing, reconciling invoices against purchase orders, keeping track of terms and payments, and conducting reviews and approvals at each step. Even though ERP systems have automated many of these steps, considerable manual intervention is still needed. And since neither of the transacting firms has complete information, conflicts often arise. Another area of opportunity is cross-border trade, which involves manual processes, physical documents, many intermediaries, and multiple checks and verifications at ports of entry and exit. Transactions are slow, costly, and plagued by low visibility into the status of shipments