Foster is also a taxi proprietor. He plays at Troon Portland (Outdoor) & Ambassador Prestwick (Indoor) bowling clubs. He has four wins from five final appearances (in 1998, 2001, 2005 and 2011), with his only defeat coming in the 2013 final to Stewart Anderson.
He was inducted into the World Bowls Tour (WBT) Hall of Fame in 2008, aswell as winning Players" Player of the Year and Performance of the Year at the inaugural World Bowls Tour Awards in 2008. In 2010, Foster won WBT Player of the Year and Players" Player of the Year. In 2012, he was again voted WBT Player of the Year and Players" Player of the Year, also winning Shot of the Year He won another three awards in 2013, which were for Fans" Player of the Year, Performance of the Year, and Shot of the Year. Foster was appointed Member of the Order of the British Empire (Administration Member of the Order of the British Empire) in the 2014 New Year for services to bowls.
Foster was appointed Member of the Order of the British Empire (Administration Member of the Order of the British Empire) in the 2014 New Year for services to bowls.
