You can add your details like your email address and even your menu card in your information.
But this version allows you to promote your business easily. WhatsApp business has the similar interface as the WhatsApp Messenger App. You are also going to have an increased status time on your app.
This app lets you know about the email address of the other person and the additional details as well. You can also get a lot of options for quick reply so that you can reply to people in a short time.