Kakek Yetti EA v3.0 MT4 works based on an averaging system with a geometric progression of building a trading grid, built-in protection systems: news filter, spread control, trading time limit, stepwise positions locking. Kakek Yetti Pro EA work on platform Meta Trader 4, trading any currency pairs, that works on any timeframe in any market conditions and the ability to adjust the trading aggressiveness. The Expert Advisors building a trading grid taking into account important option levels (option contracts) of Chicago Mercantile Exchange.