http://www.bettertoeflscores.com Michael Buckhoff, author, founder, and materials writer for the 7 Step System to Pass the TOEFL iBT, interviews one of his TOEFL iBT students who explains how to improve your vocabulary, grammar, pronunciation, listening, speaking, reading, and writing proficiency for two main purposes: to score high on the TOEFL iBT and to succeed as a university student in an English-speaking environment.
You can also become one of Michael's students, so click on the above link to begin your seven step TOEFL iBT online preparation.