Bristol online question bank is what i used, with some borrowed notes from a friend for reference. If you have more than 1500hours on jets then you are exempt from having to do a course with an TRTO. see lasors G1.5 (this is uk stuff) and when you think you are ready sit the exams i did it in 3 months sitting the 14 in 3 blocks 8 then 3 then 3. goodluck