Platform Features

Bill system allows to automatically charge the credit card when invoice is created. To do that client need to provide a credit card, but before he will be able to do that you need to activate it in a stripe payment settings:

When it's activated client in a client panel will find another section called "My credit cards"

In there he will be able to add a valid credit card:

Now every time an invoice is created within the billing system, bil will charge the credit card