Middlesex Lawn Tennis Association http://middlesex.totaltennis.net/home/home.asp
The Lawn Tennis Association http://www.lta.org.uk/
Ariel Mini Tennis http://www.arielminitennis.com/
Raw Tennis http://www.rawtennis.net/
Tennis One (Great tennis magazine - v strong on technique) http://www.tennisone.com/
ATP Mens Pro Tour: http://www.atptennis.com/en/
WTA Womens Pro Tour: http://www.wtatour.com/
