diff --git a/goodchain/src/classes/Transaction.py b/goodchain/src/classes/Transaction.py
index ed55bde..4c57cbc 100644
--- a/goodchain/src/classes/Transaction.py
+++ b/goodchain/src/classes/Transaction.py
@@ -104,9 +104,11 @@ class Tx:
             self.add_reqd(reqd)
         self.sign(private_ser)
 
-    def createRewardTransaction(self, public_ser, private_ser, type):
-        value = type == "MINE" and MINE_REWARD_VALUE or REGISTRATION_REWARD_VALUE
-        self.add_output(public_ser, value)
+    def createRewardTransaction(self, public_ser, private_ser, type, fee = 0):
+        if type == "MINE":
+            self.add_output(public_ser, MINE_REWARD_VALUE + fee)
+        else:
+            self.add_output(public_ser, REGISTRATION_REWARD_VALUE)
         self.type = REWARD
         self.sign(private_ser)
 
diff --git a/goodchain/src/helpers/BlockHelper.py b/goodchain/src/helpers/BlockHelper.py
index 6874e88..cac0d8b 100644
--- a/goodchain/src/helpers/BlockHelper.py
+++ b/goodchain/src/helpers/BlockHelper.py
@@ -132,9 +132,10 @@ def createBlock(self):
             fees[x] = transaction.inputs[0][1] - transaction.outputs[0][1]
         x+=1
 
+    print(fees)
     fees_list = list(fees.keys())
-    selected_transactions = fees_list[-2:]
-    available_transactions = fees_list[:-2]
+    selected_transactions = fees_list[:2]
+    available_transactions = fees_list[2:]
 
     # print fees with values and keys if key is in available_transactions
     for key, value in fees.items():
@@ -261,8 +262,16 @@ def validateMinedBlock(self):
 
         if new_block.metadata['true_validations'] >= 3:
             new_block.metadata['validated'] = True
+            # get fees from transactions in block
+            fees = 0
+            for transaction in new_block.data:
+                if transaction.type != 1:
+                    fees += transaction.inputs[0][1] - transaction.outputs[0][1]
+
             new_reward = Tx()
-            new_reward.createRewardTransaction(self.user.public_ser, self.user.private_ser, "MINE")
+            new_reward.createRewardTransaction(self.user.public_ser, self.user.private_ser, "MINE", fees)
+            utilityHelper.saveFile("../data/transaction_pool.dat", new_reward)
+
 
         try:
             del blocks[-1]