Bookings paid by Credit Card When you charge your customer via credit card, the system will automatically send an invoice to your Customer. To resend an invoice for a booking paid by Credit Card, go to: Charge Customers > select the Settings gear next to the Charge Send Invoice Bookings paid by Cash/Check/Paypal To send an invoice for a booking paid by Cash/Check/PayPal, select Save and Send Message then choose the Non-Credit Card Booking.