To send a message directly to a BlackBerry user's PIN: 1  If the PIN is associated with one of your contacts: 2  Open the Messaging application and select the icon (the open envelope and pencil).
The name Executive Mansion was used in official contexts until President Theodore Roosevelt established the formal name by having the de facto name White HouseâWashington engraved on the stationery in 1901.
In 1909, William Howard Taft established an oval office in the the old Executive Office Building while expanding Theodore Roosevelt's original temporary structure of 1902. Prior to that, most presidents worked out of what is now the Lincoln Bedroom.