(AT&T Inc. is a holding company that provides communications and digital entertainment services in the United States and the world. The Company operates through four segments: Business Solutions, Entertainment Group, Consumer Mobility and International. The Company offers its services and products to consumers in the United States, Mexico and Latin America and to businesses and other providers of telecommunications services worldwide.)(cellular data usage)(internet)(data plan)(smartphones)(facebook)(instagram)(dividends)($T)(etrade.com)