I'm excited to hear that you're considering purchasing your Constant Contact Toolkit account as it really is a great way to stay connected with your customers and clients. If you don't have any credit or debit cards, don't worry! We've recently integrated with PayPal so that you can use it to pay for your Toolkit account.
Using PayPal with Constant Contact is a great resource. By following that link you can discover how to create your PayPal account, all the terms of using PayPal, and integrating it with your Constant Contact account.