hi its a simple strategies to start Our strategy will we needto check that we have only one orderon our accout to dothis we drag the IF block. In the first blockparameter we will the set position/ordersamount variable from the left hand side. As the second Paramertswe wil entir the value 1. The Next block which we drag will be the SMA indicator of less value so we have position that amount to less than 1.then we are going to continue and calculate the SMA value. The SMA block Retrivesa value at only one point the SMA cross we need at least 4 points to point on eachof the indicator . we will the chek the 10 - period SMA wite the 30 - Period SMA.Next step we need to get pervious value we copy our SMA with the curent valueand change the variable and shift the parameter inside it.The last SMA blockwill calculate for the value fot the previous candle with a bigger period .After this block we will have four correspending pointso so we can get the cross between the two lines. so to do this we will need a create a check ion block IF SMAsmallCurent is bigger or less than SMABigCureent. At the finle we have to trading operations when the event of a cross the happend one trade on markeet will be shel and another wil b buy