Unfortunately it cannot. But I think one of the biggest advantage of messaging apps is availability at any time. Customer can send you a message and its OK, if you will reply on 24 hours.
Hi! A lot of businesses across the world use different messaging apps for chatting with customers. So we've made multi chat widget to help customers start conversation with bussines. It's free and no need registration.
Many businesses across the world use messaging apps for sales and customer service. We've started WhatsHelp to help these companies communicate in more efficient and convenient way.
I'm looking for feedback on user experience, functionality and overall idea. Feel free to ask me any questions.
Whats about self-employment? May be your uncle may offer some kind of service or consulting in sales/marketing for businesses or other entrepreneurs? I know some examples when after retirement people started their own business and became successful.
Thinker with an experience and knowledge in particular domain may be a very valuable employee as a visionary. Sorry, maybe it sounds very tough, but probably you haven't any chance to find a computer job at that age if you never worked in that industry before. And anyway good luck in your journey!