diff --git a/PlantBox.Shared/Communication/Commands/CaptorsResponse.cs b/PlantBox.Shared/Communication/Commands/CaptorsResponse.cs
index b461962..e3d4f46 100644
--- a/PlantBox.Shared/Communication/Commands/CaptorsResponse.cs
+++ b/PlantBox.Shared/Communication/Commands/CaptorsResponse.cs
@@ -1,4 +1,5 @@
-using System;
+using PlantBox.Shared.Extensions;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
@@ -36,16 +37,21 @@ namespace PlantBox.Shared.Communication.Commands
                 throw new ArgumentException($"Excepted 3 arguments, got {arguments.Length}");
             }
 
-            Humidity    = double.Parse(arguments[0], CultureInfo.InvariantCulture);
-            Luminosity  = double.Parse(arguments[1], CultureInfo.InvariantCulture);
-            Temperature = double.Parse(arguments[2], CultureInfo.InvariantCulture);
+            Humidity = arguments[0].ToDouble();
+            Luminosity = arguments[1].ToDouble();
+            Temperature = arguments[2].ToDouble();
 
             return this;
         }
 
         public override string[] Serialize()
         {
-            return new[] { Humidity, Luminosity, Temperature }.Select(x => x.ToString(CultureInfo.InvariantCulture)).ToArray();
+            return new[]
+            {
+                Humidity.ToArgument(),
+                Luminosity.ToArgument(),
+                Temperature.ToArgument()
+            };
         }
     }
 }
diff --git a/PlantBox.Shared/Communication/Commands/HistoricRequest.cs b/PlantBox.Shared/Communication/Commands/HistoricRequest.cs
index c02acf5..db32e40 100644
--- a/PlantBox.Shared/Communication/Commands/HistoricRequest.cs
+++ b/PlantBox.Shared/Communication/Commands/HistoricRequest.cs
@@ -1,4 +1,5 @@
-using System;
+using PlantBox.Shared.Extensions;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Text;
@@ -33,15 +34,19 @@ namespace PlantBox.Shared.Communication.Commands
                 throw new ArgumentException($"Excepted 2 arguments, got {arguments.Length}");
             }
 
-            Interval = (HistoricInterval)Enum.Parse(typeof(HistoricInterval), arguments[0], true);
-            Number = int.Parse(arguments[0], CultureInfo.InvariantCulture);
+            Interval = arguments[0].ToEnumValue<HistoricInterval>();
+            Number = arguments[1].ToInt();
 
             return this;
         }
 
         public override string[] Serialize()
         {
-            return new[] { Interval.ToString(), Number.ToString(CultureInfo.InvariantCulture) };
+            return new[]
+            {
+                Interval.ToString(),
+                Number.ToArgument()
+            };
         }
     }
 }
diff --git a/PlantBox.Shared/Communication/Commands/HistoricResponse.cs b/PlantBox.Shared/Communication/Commands/HistoricResponse.cs
index ed34fd1..07b3039 100644
--- a/PlantBox.Shared/Communication/Commands/HistoricResponse.cs
+++ b/PlantBox.Shared/Communication/Commands/HistoricResponse.cs
@@ -1,4 +1,5 @@
-using System;
+using PlantBox.Shared.Extensions;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
@@ -33,7 +34,7 @@ namespace PlantBox.Shared.Communication.Commands
         {
             double[] GetArray(string argument)
             {
-                return argument.Split(ValueSeparator).Select(x => double.Parse(x, CultureInfo.InvariantCulture)).ToArray();
+                return argument.Split(ValueSeparator).Select(x => x.ToDouble()).ToArray();
             }
 
             if (arguments == null)
@@ -45,7 +46,7 @@ namespace PlantBox.Shared.Communication.Commands
                 throw new ArgumentException($"Excepted 4 arguments, got {arguments.Length}");
             }
 
-            Time = TimeSpan.FromMinutes(double.Parse(arguments[0]));
+            Time = TimeSpan.FromMinutes(arguments[0].ToDouble());
             Humidities   = GetArray(arguments[1]);
             Luminosities = GetArray(arguments[2]);
             Temperatures = GetArray(arguments[3]);
@@ -62,7 +63,7 @@ namespace PlantBox.Shared.Communication.Commands
 
             return new[]
             {
-                Time.TotalMinutes.ToString(CultureInfo.InvariantCulture),
+                Time.TotalMinutes.ToArgument(),
                 Join(Humidities),
                 Join(Luminosities),
                 Join(Temperatures)
diff --git a/PlantBox.Shared/Communication/Commands/InfoResponse.cs b/PlantBox.Shared/Communication/Commands/InfoResponse.cs
index 2a5541a..19d1ed2 100644
--- a/PlantBox.Shared/Communication/Commands/InfoResponse.cs
+++ b/PlantBox.Shared/Communication/Commands/InfoResponse.cs
@@ -1,4 +1,5 @@
-using System;
+using PlantBox.Shared.Extensions;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Text;
@@ -26,9 +27,9 @@ namespace PlantBox.Shared.Communication.Commands
             }
 
             Name = arguments[0];
-            Type = (PlantType)Enum.Parse(typeof(PlantType), arguments[1], true);
-            State = (PlantState)Enum.Parse(typeof(PlantState), arguments[2], true);
-            Water = double.Parse(arguments[3], CultureInfo.InvariantCulture);
+            Type = arguments[1].ToEnumValue<PlantType>();
+            State = arguments[2].ToEnumValue<PlantState>();
+            Water = arguments[3].ToDouble();
 
             return this;
         }
@@ -40,7 +41,7 @@ namespace PlantBox.Shared.Communication.Commands
                 Name,
                 Type.ToString(),
                 State.ToString(),
-                Water.ToString(CultureInfo.InvariantCulture)
+                Water.ToArgument()
             };
         }
     }
diff --git a/PlantBox.Shared/Communication/Commands/PingCommand.cs b/PlantBox.Shared/Communication/Commands/PingCommand.cs
index 655c994..14d042a 100644
--- a/PlantBox.Shared/Communication/Commands/PingCommand.cs
+++ b/PlantBox.Shared/Communication/Commands/PingCommand.cs
@@ -37,7 +37,10 @@ namespace PlantBox.Shared.Communication.Commands
 
         public override string[] Serialize()
         {
-            return new[] { Message };
+            return new[]
+            {
+                Message
+            };
         }
     }
 }
diff --git a/PlantBox.Shared/Extensions/CommandSerializeExtensions.cs b/PlantBox.Shared/Extensions/CommandSerializeExtensions.cs
new file mode 100644
index 0000000..ebeeb0e
--- /dev/null
+++ b/PlantBox.Shared/Extensions/CommandSerializeExtensions.cs
@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Text;
+
+namespace PlantBox.Shared.Extensions
+{
+    public static class CommandSerializeExtensions
+    {
+        // String conversion
+        public static T ToEnumValue<T>(this string argument)
+        {
+            return (T)Enum.Parse(typeof(T), argument, true);
+        }
+        public static int ToInt(this string argument)
+        {
+            return int.Parse(argument, CultureInfo.InvariantCulture);
+        }
+        public static double ToDouble(this string argument)
+        {
+            return double.Parse(argument, CultureInfo.InvariantCulture);
+        }
+
+        // Double conversion
+        public static string ToArgument(this double argument)
+        {
+            return argument.ToString(CultureInfo.InvariantCulture);
+        }
+
+        // Int conversion
+        public static string ToArgument(this int argument)
+        {
+            return argument.ToString(CultureInfo.InvariantCulture);
+        }
+    }
+}