This Expert Advisor is a pure scalper system to use signals to place and manage pending orders.

The EA runs perfect in pairs with tight spread and low commission (commission plus spread equal or less than 1.0 pip).

Choose a broker with the zero stop level to use expert.

Pairs and Time frame
Pair: eurusd
Time frame: M1
Default settings are good for eurusd.

Expert parameters
AutoLotSize – use or not automatic money management.
RiskFactor – risk for automatic money management.
ManualLotSize – lot size if not use automatic money management.
AcceptStopLevel – how many pips is the maximum stop level to accept expert.
Slippage – how many points is the maximum slippage to accept for placing an order.
OrdersID – ID for orders. (if is 0, generate automatic a ID)
MaxSpread – how many pips is maximum accepted spread plus commission.
TypeOfSpreadUse – use current or average spread to check maximum.
CommissionInPip – broker commission in pips.
CommissionInCur – broker commission in currency.
GetCommissionAuto – expert getting automatic broker commission.
PointsForSignal – how many pips need to move price to check if there is conditions to trade.
DeleteInReverse – delete orders if there is reverse signal.
DistanceDelete – how many pips is the tolerance if the price moves contrary.
KeeponlyOneOrder – place only one order, buy stop or sell stop.
PendingOrdersDist – how many pips is distance from price to place order.
DivisorStepModify – how many is step to modify pending order.
DelayModifyDist – how many time remain before modify a pending order.
TypeMovePending – modify pending order both ways or one way.
MarketOrdersSL – how many pips is stop loss for market orders.
TypeMoveStopLoss – modify stop loss both ways or one way.
DeleteObjects – delete objects from chart.
DeleteMinutes – every how many minutes delete objects.