To buy credits: when you are logged in there will be an ADD button next to your current credits count. The Billing Information page appears.
Enter how many credits you want to buy.
In the bottom section, enter your billing address and credit card information. What to do if you don't know your billing address.
Click Submit. A charge will appear on your billing statement as 'Eztexting.com.'
Note: learn more about accessing past credit invoices.