The Krack vulnerability is potentially affecting every Wi-Fi device. Learn more about it and use this protection guide to secure your data. The Krack vulnerability is potentially affecting every Wi-Fi device.
In addition to the per transaction fee charged to you by the credit card processing company, you may also be assessed a minimum monthly fee. If you do not do a certain level of credit card business per month, the company will charge a minimum fee, usually around $25-$50 per month.
Those companies typically place a hold on the customer's credit card at the beginning of the transaction for the estimated total, plus a percentage or a fixed cash amount (such as the estimated rental charges, plus 15% or $250 â a policy many customers do not know).