legend: Merchants: Deposit money into credit balance to accomodate for 1% payment fee. For example, if you are expecting 5000USD worth of payments, you need 50USD credit balance. Merchants need not purchase addons, address limits are increased automatically to accomodate new payments. More information | Video explainer
Address Watcher users: Deposit money in credit balance to purchase addons. For example, to have address limit of 1000 addresses for 3 months, you need credit balance of 30USD.