- The document is a letter from the Chairman and CEO of EchoStar Communications Corporation inviting shareholders to attend EchoStar's 2007 Annual Meeting of Shareholders on May 8, 2007. - It provides details on the location, time, and agenda items to be voted on at the meeting, including the election of 10 directors and the ratification of the appointment of KPMG LLP as the independent auditor. - Shareholders are encouraged to vote by proxy whether attending the meeting or not to ensure their votes are counted, and they are thanked for their support and interest in EchoStar.