Custom Payment Page Learn more about our secure payment page and how it can work for your firm. Example Client Credit Card Pre-Authorization Form This example form shows the ease of setting up pre-authorized or recurring payments with any client. Example Third-Party Credit Card Pre-Authorization Form See how easy it is for your clients to set up third-party credit card authorizations on their behalf with this example form. Example Invoice This example invoice illustrates the simple and professional services at your disposal with CPACharge. Preventing Chargebacks Follow this tips to prevent your organization from facing a chargeback. How to Read Your Merchant Statements A complete guide to understanding your merchant statements.