Who 1st invented whatsApp?

What would you do if your customer cannot understand you? How personal computer are used in workplace? How do you Convert 7821 to verbal form? What do you understand by communication and give the example? What can you as team leader do to correct the situation and restore it to one of open effective communication among all parties? What is the easyiest way to spy on someones text messages? What is a comminian? What kind of services does Lloyds TSB online offer to its customers? What is a logo with red circle and has a c inside the circle? What is the 7 letter synonym for word 'Signal'? What is a reason to include the people who will be using the new technology in conversations about technology upgrades for a business? What are the factors that sender can consider when selecting message type and channel? What is analogy in technical writing? What is meaning of update? What services does the company 'Security paper' offer? What is the cost for a business to use an answering service after hours? What services do Comdata provide? How do you charge customers premium rates for text messages? How does a person nonverbal communication convey his true feelings even when his words say otherwise? How do you write a request Letter to a company uniform?