Here are some useful website addresses

Christianity Explored: A great website for introducing friends to the Christian faith
Good Book Company: A storehouse of useful books, study guides, CDs, DVDs etc. Helping us understand, communicate and defend the Christian faith
A Passion for Life: The Central organisation of the PFL Mission
Ten of Trusted Christian resources at great prices
Uncover. An evangelistic resource using Luke’s Gospel.
Wycliffe Hall. Training men and women for the ministry, and providing many of our team
OCCA - Oxford Centre for Christian Apologetics.