Hi Eric, Neartail is a paid product with a 7 day free trial. You get the first 20 responses during this trial period. If you would like to collect more than 20 responses or continue using Neartail after the trial ends, you will need to subscribe to the paid plan. You can choose to enable the payments in your form. We have integrated with Stripe (Card, Apple Pay, Bancontact, Paynow, Cash App, iDeal) and Paypal (Paypal, Venmo) for automated payments. In addition, you can also enable manual & offline payment methods such as UPI, Cash App, Zelle, Lydia, cash on delivery, bank transfer, check. Please note Stripe, Paypal charges a transaction fee.