Purchase and Payment Method After choosing the number and agreeing on the price, an authenticated electronic invoice is issued to the buyer in his name, including the mobile number requested and its total value, and ownership transfer details. The invoice and payment link will be sent to the buyer's mobile via SMS and to his email. Payment can be made electronically via Mada, Visa, or . After confirming successful payment, the official transfer of ownership of the number to the buyer's identity begins via the app. All stages of the process are documented with the invoice, proof of successful payment, and completion of ownership transfer. Website / Numbers List / Prices and Details n040.com