diff --git a/NFC_Reader.py b/NFC_Reader.py
index 9db376e..339f9d2 100644
--- a/NFC_Reader.py
+++ b/NFC_Reader.py
@@ -3,7 +3,7 @@ import nfc
 import subprocess
 import requests
 import oled
-from threading import Thread
+import subprocess
 
 url="http://172.16.1.105/api/"
 
@@ -21,7 +21,7 @@ def onTagSense(tag):
     response = requests.post(f"{url}tag_id", data={"id":id})
     try:
         if response.json()["mode"] == "balance" or response.json()["mode"] == "message":
-            # subprocess? Thread(target=oled.Balance, args=(response.json()["username"], response.json()["balance"])).run()
+            subprocess.run(oled.balance(response.json()["user"], responese.json()["balance"]))
             return True
     except:
         None
diff --git a/oled.py b/oled.py
index 1cc6ac9..07b5c5e 100644
--- a/oled.py
+++ b/oled.py
@@ -10,7 +10,7 @@ def clear():
     display.fill(0)
     display.show()
 
-async def Balance(user_name, balance):
+async def balance(user_name, balance):
     await clear()
     display.text(str(user_name), 50, 0, (255,255,255), size=1)
     display.text(str(balance), 0, 15, (255,255,255), size=2)
@@ -18,7 +18,7 @@ async def Balance(user_name, balance):
     await time.sleep(5)
     await clear()
 
-def Error(code):
+def error(code):
     clear()
     display.text("!!!!ERROR!!!!", 50, 0 (255,255,255), size=2)
     display.text(str(code), 50, 10, (255,255,255), size=2)