@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Diagnostics.Contracts;
@@ -8,16 +8,6 @@ namespace ReClassNET.Extensions
 {
 	public static class LinqExtension
 	{
-		public static string Join(this IEnumerable<string> source)
-		{
-			return Join(source, string.Empty);
-		}
-
-		public static string Join(this IEnumerable<string> source, string separator)
-		{
-			return string.Join(separator, source);
-		}
-
 		public static TResult Max<TSource, TResult>(this IEnumerable<TSource> source, Func<TSource, TResult> selector, IComparer<TResult> comparer)
 		{
 			comparer = comparer ?? Comparer<TResult>.Default;
 
@@ -218,11 +218,17 @@ public override string ToString()
 			sb.Append(@"{\rtf1\ansi\ansicpg1252\deff0\deflang3081");
 
 			sb.Append(@"{\fonttbl");
-			sb.Append(usedFonts.Select((f, i) => string.Format(f, i)).Join());
+			for (var i = 0; i < usedFonts.Count; ++i)
+			{
+				sb.AppendFormat(usedFonts[i], i);
+			}
 			sb.AppendLine("}");
 
 			sb.Append(@"{\colortbl ;");
-			sb.Append(usedColors.Select(c => $@"\red{c.R}\green{c.G}\blue{c.B};").Join());
+			foreach (var color in usedColors)
+			{
+				sb.Append($@"\red{color.R}\green{color.G}\blue{color.B};");
+			}
 			sb.AppendLine("}");
 
 			sb.Append(@"\viewkind4\uc1\pard\plain\f0");