Have fun with this great guide, really useful for new and old players.

ATR Guide (British Tanks) by dotsie
v1.32.5; type: png; date: 2010-11-01; size: 715.23 kB; 3131 hits ATR Guide (French Tanks) by dotsie
v1.32.5; type: png; date: 2010-11-02; size: 616.09 kB; 2494 hits

or in the “Sapper & ATR” section.

ATR by dotsie