diff --git a/tipbot/commands.py b/tipbot/commands.py
index 4c81ac0..cf9f0e0 100644
--- a/tipbot/commands.py
+++ b/tipbot/commands.py
@@ -10,7 +10,8 @@ from decimal import Decimal
 def log_event(f):
     @wraps(f)
     def decorated_function(*args, **kwargs):
-        logging.info(f'"{f.__name__}" called by {args[0].message.from_user["username"]}')
+        msg = args[0].message
+        logging.info(f'"{f.__name__}" invoked from {msg.from_user["username"]} - Full command: "{msg.text}"')
         return f(*args, **kwargs)
     return decorated_function
 
@@ -29,7 +30,7 @@ def registration_required(f):
     @wraps(f)
     def decorated_function(*args, **kwargs):
         wallet = wownero.Wallet()
-        if not db.User.filter(telegram_id=args[0].effective_chat.id):
+        if not db.User.filter(telegram_id=args[0].message.from_user['id']):
             args[0].message.reply_text('You are not yet registered. Issue the /register command.')
             return False
         return f(*args, **kwargs)
@@ -97,7 +98,7 @@ def tip(update, context):
     else:
         target_un = context.args[0]
 
-    if target_un == update.effective_chat.username:
+    if target_un == update.message.from_user['username']:
         update.message.reply_text('You cannot tip yourself!')
         return False
 
@@ -134,7 +135,7 @@ def tip(update, context):
     try:
         tx = wownero.Wallet().transfer(dest_address=address, amount=amount, priority=2, account=u.account_index)
         print(tx)
-        update.message.reply_text(f'@{update.effective_chat.username} has tipped @{target_un} {amount} WOW!')
+        update.message.reply_text(f'@{update.message.from_user["username"]} has tipped @{target_un} {amount} WOW!')
     except Exception as e:
         logging.error(f'Unable to send transfer: {e}. Debug: {update.message}')
         update.message.reply_text('Failed to send a tip. Ask for help.')
@@ -177,7 +178,7 @@ def send(update, context):
     try:
         tx = wownero.Wallet().transfer(dest_address=address, amount=amount, priority=2, account=u.account_index)
         print(tx)
-        update.message.reply_text(f'@{update.effective_chat.username} has tipped @{target_un} {amount} WOW!')
+        update.message.reply_text(f'@{update.message.from_user["username"]} has tipped @{target_un} {amount} WOW!')
     except Exception as e:
         logging.error(f'Unable to send transfer: {e}. Debug: {update.message}')
         update.message.reply_text('Failed to send a tip. Ask for help.')
@@ -188,7 +189,7 @@ def send(update, context):
 def balance(update, context):
     u = db.User.get(telegram_id=update.message.from_user['id'])
     balances = wownero.Wallet().balances(account=u.account_index)
-    update.message.reply_text(f'Available balance for {update.effective_chat.username}: {balances[1]} ({balances[0]} locked)')
+    update.message.reply_text(f'Available balance for {update.message.from_user["username"]}: {float(balances[1])} ({float(balances[0])} locked)')
 
 @wallet_rpc_required
 @registration_required
@@ -196,7 +197,7 @@ def balance(update, context):
 def deposit(update, context):
     u = db.User.get(telegram_id=update.message.from_user['id'])
     address = wownero.Wallet().addresses(account=u.account_index)[0]
-    update.message.reply_text(f'Deposit address for {update.effective_chat.username}: {address}')
+    update.message.reply_text(f'Deposit address for {update.message.from_user["username"]}: {address}')
 
 @wallet_rpc_required
 @log_event