Revised into simpler English for young people, the system of colors revised to fewer colors with logical groupings, Bible Marking techniques revised to make it easier to use in the field.

Also available PDF on request

Several factors of the "One Faith" are dealt with:
1. One body of believers
2. The significance of Faith
3. Test all Teachings
4. Departure from the Truth Foretold
(This is expanded in the Lesson "Apostasy Foretold"