I'm here to answer your query with regard to credit card readers.
The card reader helps you accept invoice payments by credit card or ACH bank transfer. With that, you don't need a card reader for each customer. The same thing goes if your employee is also your customer.
I've added these articles on how you can order and use the card reader:
If you have other concern or inquiries about managing credit card payments in QuickBooks, please add a reply below. I'd be glad to provide assistance to ensure you can get back to working order.
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