Instructions: 1. Take product price as indicated on the product page, or as communicated to you in a private conversation. 2. (If the price is not in USD) Convert price to USD via Google exchange rate. E.g. search "100 EUR to USD" and refer to Google's own conversion output section on top of the page. 3. Input the exact amount in USD in the "Amount" field. 4. Input your email address in the "Email" field. 5. Click "Pay" and follow the instructions on the screen. We will be automatically notified of your payment and contact you back on the email provided in the form. If this doesn't happen within 1-2 business days, please reach out with slip via email contact@zerodayengineering.com or Telegram private chat.