Up to a billion number of people use WhatsApp but not a lot of people know how to make money from the WhatsApp app, unlike previous the WhatsApp app is a social media app where people interact by chatting, voice note, or posting of status to update each other about certain things, some people think that that is all about WhatsApp, not exactlythe WhatsApp is a social media app it could be used as a means of advertising your product, yes a lot of people make money from WhatsApp by advertising various sites products goods and services by posting links or pictures of the products and services they offer. I need the cost of posting this links when seen by various individuals friends colleagues relative family members parents and grandparents they might become intrigued with what their eyes could see there by purchasing this product for their own use and need, reason why WhatsApp is considered as one of the best way to advertise is because it is easy to access and get you can get the app from play store if you are using a Android phone and if you are using an Apple phone you can get the WhatsApp app from play store. It is that easy