United Airlines plans to become the first domestic airline to offer e-mail on all its domestic flights by the end of the year , the company announced yesterday .
United Airways plans to offer in-flight , two-way e-mail on all domestic flights by the end of the year , becoming the first U.S. carrier to do so .
the collection and storage of large amounts of data from a range of sources, in order to support the future decisions of management. this data is often historical.