The Farmers & Merchants Bank of Mound City, Kansas is a business credit card from Farmers & Merchants Bank of Mound City, Kansas. The annual fee is No annual fee.. The ongoing APR is Competitive ongoing APR.. Rewards: Earn one reward point for each dollar spent, up to 10,000 points per month.. Cash back: Redeem your rewards points for cash-back awards. This product does not report routine activity to your personal credit (only on default if a personal guarantee is required).