Key Takeaways Mercantile Bank chose JKHY's core platform and workflow tools to boost efficiency and support expansion.JKHY expands digital payments with Rapid Transfers, powered by Visa and Mastercard certifications.Partnerships with Apple, Visa, and Mastercard help JKHY bring modern payments to community banks.Jack Henry & Associates (JKHY) has signed a new core client, Mercantile Bank, which is the largest community bank in Michigan with $6.2 billion in assets. Mercantile Bank aims to use Jack Henry & Ass ...