: Some providers offer a flat monthly fee for a set volume of transactions, starting as low as $25/month . ⚖️ Merchant Rules and Compliance
: Under Visa and Mastercard rules, merchants are generally prohibited from requiring a minimum purchase amount to use a card. 🛡️ Risk and Security merchant credit card
: Verifying the identity of the cardholder (e.g., through a chip, PIN, or tap). : Some providers offer a flat monthly fee
: A single percentage for every transaction (common with providers like Square or Stripe ). through a chip