diff --git a/src/Gui/MainWin.java b/src/Gui/MainWin.java
index 6c2fbed..3860612 100644
--- a/src/Gui/MainWin.java
+++ b/src/Gui/MainWin.java
@@ -151,7 +151,7 @@ public class MainWin extends javax.swing.JFrame {
 
         se = new Exchange();
         myAccount = new Account(se,1000,100000000.0);
-        myTrader = new Traders.ManTrader(myAccount);
+        myTrader = new Traders.ManTrader(myAccount,null);
         
 /*        Account otherAccount = new Account(se,1000,1000);
         Traders.ManTrader otherTrader = new Traders.ManTrader(otherAccount);
@@ -159,7 +159,7 @@ public class MainWin extends javax.swing.JFrame {
         
 */
         Account traccount = new Account(se,5500,1000000.0);
-        RandomTrader rt = new RandomTrader(traccount);
+        RandomTrader rt = new RandomTrader(traccount,null);
         TraderRunner tr = new TraderRunner(rt);
         tr.start();
 
diff --git a/src/SeSim/MTrader.java b/src/SeSim/MTrader.java
index 1363530..6311fb9 100644
--- a/src/SeSim/MTrader.java
+++ b/src/SeSim/MTrader.java
@@ -7,8 +7,8 @@ public class MTrader extends Trader {
     Exchange ex;
     Random rand;
 
-    public MTrader(Account account) {
-        super(account);
+    public MTrader(Account account,TraderConfig config) {
+        super(account,config);
     }
 
 /*    public MTrader(Exchange ex1, long shares, double money) {
diff --git a/src/SeSim/Trader.java b/src/SeSim/Trader.java
index b444987..2a037ba 100644
--- a/src/SeSim/Trader.java
+++ b/src/SeSim/Trader.java
@@ -31,6 +31,7 @@ public abstract class Trader {
 
     public abstract void trade();
     public Account account; 
+    public TraderConfig config;
     
     public void sell(long shares, double limit){
         account.sell(shares, limit);
@@ -44,8 +45,9 @@ public abstract class Trader {
      * Construct a Trader object
      * @param account Account for this trader
      */
-    public Trader(Account account){
+    public Trader(Account account, TraderConfig config){
         this.account=account;
+        this.config=config;
     }
        
 
diff --git a/src/SeSim/TraderConfig.java b/src/SeSim/TraderConfig.java
new file mode 100644
index 0000000..c3ec8c9
--- /dev/null
+++ b/src/SeSim/TraderConfig.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2016, 7u83 <7u83@mail.ru>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+package SeSim;
+
+/**
+ *
+ * @author 7u83 <7u83@mail.ru>
+ */
+public abstract class TraderConfig {
+    
+}
diff --git a/src/Traders/ManTrader.java b/src/Traders/ManTrader.java
index 99303f6..ba2a8ff 100644
--- a/src/Traders/ManTrader.java
+++ b/src/Traders/ManTrader.java
@@ -27,17 +27,20 @@ package Traders;
 
 import SeSim.Account;
 import SeSim.Trader;
+import SeSim.TraderConfig;
 import SeSim.BuyOrder;
 
 
+
+
 /**
  *
  * @author 7u83 <7u83@mail.ru>
  */
 public class ManTrader extends Trader{
 
-    public ManTrader(Account account) {
-        super(account);
+    public ManTrader(Account account,TraderConfig config) {
+        super(account,config);
     }
 
     
diff --git a/src/Traders/RandomTrader.java b/src/Traders/RandomTrader.java
index 3916701..a3859c4 100644
--- a/src/Traders/RandomTrader.java
+++ b/src/Traders/RandomTrader.java
@@ -1,10 +1,10 @@
 package Traders;
 
 import SeSim.Account;
-import SeSim.Exchange;
 import SeSim.Order;
 import java.util.Random;
 import SeSim.Trader;
+import SeSim.TraderConfig;
 
 public class RandomTrader extends Trader {
 
@@ -12,8 +12,8 @@ public class RandomTrader extends Trader {
 
     // my current order
     //private Order myorder = null;
-    public RandomTrader(Account account) {
-        super(account);
+    public RandomTrader(Account account,TraderConfig config) {
+        super(account,config);
     }
 
     public void doBuy() {