So, if I understand you correctly, Scott, what you’re trying to figure out is how to receive money for big-ticket items that you sell. Is that right?
If so, then you need to use what is called a Payment Gateway.
PayPal is one, and I know that Sean uses them.
There are others.
I use Stripe and PayPal.
Here’s an article (I haven’t read it) that compares the features of several. https://ecommerce-platforms.com/ecommerce-selling-advice/choose-payment-gateway-ecommerce-store