2 Trade Types — Action and Reaction SystemE-mini Dow Jones Industrial Average Index Futures (Sep 2026)CBOT_MINI_DL:YMU2026PrinciplesofmathprobThere are —at least— two setups that are automatic for the ARS: pivot A gets engaged and price reverses, or pivot A holds and price continues. Both of them produce the setup selling at the upper parallel, the Reaction Line, with the target at the center. The inverse for longs.