Marketing mediums include a blend of options companies have at their disposal during the promotional phase of marketing. While traditional media, such as TV and newspapers, remain prominent, 21st century integrated marketing strategies have emphasized the use of interactive, real-time engagement through new media.
Eastern Standard Time (EST) is 5 hours behind Coordinated Universal Time (UTC) . This time zone is a standard time zone and is used in: North America, Caribbean, Central America. This time zone is often called Eastern Time Zone. See full time zone map.
The Eastern Standard Time, abbreviated EST, refers to the standard time on the  5th time zone west of the Greenwich Meridian. This time zone is reckoned 75 degrees west of the Greenwich and it encompasses most of the eastern parts of the United States. It is also the timezone used in Canada, the Caribbean, and in a few countries of South America. All places using it are five hours before the universal time, UTC-05:00.