diff --git a/MtApi5/MqlTradeRequest.cs b/MtApi5/MqlTradeRequest.cs
index 0910b769..64c0977f 100755
--- a/MtApi5/MqlTradeRequest.cs
+++ b/MtApi5/MqlTradeRequest.cs
@@ -1,6 +1,4 @@
 using System;
-using System.Linq;
-using System.Text;
 
 namespace MtApi5
 {
@@ -8,7 +6,7 @@ namespace MtApi5
     {
         public ENUM_TRADE_REQUEST_ACTIONS Action { get; set; }           // Trade operation type
         public uint Magic { get; set; }                                 // Expert Advisor ID (magic number)
-        public uint Order { get; set; }                                 // Order ticket
+        public ulong Order { get; set; }                                 // Order ticket
         public string Symbol { get; set; }                               // Trade symbol
         public double Volume { get; set; }                               // Requested volume for a deal in lots
         public double Price { get; set; }                                // Price
diff --git a/MtApi5/MtConverters.cs b/MtApi5/MtConverters.cs
index f1ed558a..73d355ee 100755
--- a/MtApi5/MtConverters.cs
+++ b/MtApi5/MtConverters.cs
@@ -1,13 +1,10 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using MTApiService;
 using System.Collections;
 
 namespace MtApi5
 {
-    static class MtConverters
+    internal static class MtConverters
     {
         #region Values Converters
         public static Mt5Quote Parse(this MtQuote quote)
@@ -17,29 +14,29 @@ namespace MtApi5
 
         public static bool ParseResult(this string inputString, char separator, out MqlTradeResult result)
         {
-            bool retVal = false;
+            var retVal = false;
             result = null;
 
             if (string.IsNullOrEmpty(inputString) == false)
             {
-                string[] values = inputString.Split(separator);
+                var values = inputString.Split(separator);
                 if (values.Length == 10)
                 {
                     try
                     {
                         retVal = int.Parse(values[0]) != 0;
 
-                        uint retcode = uint.Parse(values[1]);
-                        ulong deal = ulong.Parse(values[2]);
-                        ulong order = ulong.Parse(values[3]);
-                        double volume = double.Parse(values[4]);
-                        double price = double.Parse(values[5]);
-                        double bid = double.Parse(values[6]);
-                        double ask = double.Parse(values[7]);
-                        string comment = values[8];
-                        uint request_id = uint.Parse(values[9]);
+                        var retcode = uint.Parse(values[1]);
+                        var deal = ulong.Parse(values[2]);
+                        var order = ulong.Parse(values[3]);
+                        var volume = double.Parse(values[4]);
+                        var price = double.Parse(values[5]);
+                        var bid = double.Parse(values[6]);
+                        var ask = double.Parse(values[7]);
+                        var comment = values[8];
+                        var requestId = uint.Parse(values[9]);
 
-                        result = new MqlTradeResult(retcode, deal, order, volume, price, bid, ask, comment, request_id);
+                        result = new MqlTradeResult(retcode, deal, order, volume, price, bid, ask, comment, requestId);
                     }
                     catch (Exception)
                     {
@@ -52,28 +49,28 @@ namespace MtApi5
 
         public static bool ParseResult(this string inputString, char separator, out MqlTradeCheckResult result)
         {
-            bool retVal = false;
+            var retVal = false;
             result = null;
 
             if (string.IsNullOrEmpty(inputString) == false)
             {
-                string[] values = inputString.Split(separator);
+                var values = inputString.Split(separator);
                 if (values.Length == 10)
                 {
                     try
                     {
                         retVal = int.Parse(values[0]) != 0;
 
-                        uint retcode = uint.Parse(values[1]);
-                        double balance = double.Parse(values[2]);
-                        double equity = double.Parse(values[3]);
-                        double profit = double.Parse(values[4]);
-                        double margin = double.Parse(values[5]);
-                        double margin_free = double.Parse(values[6]);
-                        double margin_level = double.Parse(values[7]);
-                        string comment = values[8];
+                        var retcode = uint.Parse(values[1]);
+                        var balance = double.Parse(values[2]);
+                        var equity = double.Parse(values[3]);
+                        var profit = double.Parse(values[4]);
+                        var margin = double.Parse(values[5]);
+                        var marginFree = double.Parse(values[6]);
+                        var marginLevel = double.Parse(values[7]);
+                        var comment = values[8];
 
-                        result = new MqlTradeCheckResult(retcode, balance, equity, profit, margin, margin_free, margin_level, comment);
+                        result = new MqlTradeCheckResult(retcode, balance, equity, profit, margin, marginFree, marginLevel, comment);
                     }
                     catch (Exception)
                     {
@@ -87,7 +84,7 @@ namespace MtApi5
 
         public static bool ParseResult(this string inputString, char separator, out double result)
         {
-            bool retVal = false;
+            var retVal = false;
             result = 0;
 
             if (string.IsNullOrEmpty(inputString) == false)
@@ -113,24 +110,24 @@ namespace MtApi5
 
         public static bool ParseResult(this string inputString, char separator, out DateTime from, out DateTime to)
         {
-            bool retVal = false;
+            var retVal = false;
 
             from = new DateTime();
             to = new DateTime();
 
             if (string.IsNullOrEmpty(inputString) == false)
             {
-                string[] values = inputString.Split(separator);
+                var values = inputString.Split(separator);
                 if (values.Length == 3)
                 {
                     try
                     {
                         retVal = int.Parse(values[0]) != 0;
 
-                        int iFrom = int.Parse(values[1]);
+                        var iFrom = int.Parse(values[1]);
                         from = Mt5TimeConverter.ConvertFromMtTime(iFrom);
 
-                        int iTo= int.Parse(values[2]);
+                        var iTo= int.Parse(values[2]);
                         to = Mt5TimeConverter.ConvertFromMtTime(iTo);
                     }
                     catch (Exception)
@@ -148,7 +145,7 @@ namespace MtApi5
             if (request == null)
                 throw new ArgumentNullException();
 
-            int exp = Mt5TimeConverter.ConvertToMtTime(request.Expiration);
+            var exp = Mt5TimeConverter.ConvertToMtTime(request.Expiration);
 
             return new ArrayList { (int)request.Action, request.Magic, request.Order, request.Symbol, request.Volume
                 , request.Price, request.Stoplimit, request.Sl, request.Tp, request.Deviation, (int)request.Type