diff --git a/config.sample.php b/config.sample.php
index 2257685..32b45c0 100755
--- a/config.sample.php
+++ b/config.sample.php
@@ -12,5 +12,9 @@ return [
     'DB_CHARSET' => 'utf8mb4',
 
     'TELEGRAM_BOT_TOKEN' => 'YOUR_TELEGRAM_BOT_TOKEN_HERE',
-    'IPV4_ONLY' => 1
+    'IPV4_ONLY' => 1,
+
+    'MIN_TIP_AMOUNT' => 0.2,
+    'MIN_WITHDRAWAL_AMOUNT' => 0.4,
+    'WITHDRAWAL_FEE' => 0.1
 ];
diff --git a/salvium_tipbot.php b/salvium_tipbot.php
index a34e15e..17b4724 100755
--- a/salvium_tipbot.php
+++ b/salvium_tipbot.php
@@ -33,6 +33,6 @@ $context = [
     'raw' => $message['text'] ?? '',
 ];
 
-$handler = new SalviumTipBotCommands($db, $wallet);
+$handler = new SalviumTipBotCommands($db, $wallet, $config);
 $handler->handle($command, $args, $context);
 ?>
diff --git a/salvium_tipbot_monitor.php b/salvium_tipbot_monitor.php
index a5864b7..c9126ce 100755
--- a/salvium_tipbot_monitor.php
+++ b/salvium_tipbot_monitor.php
@@ -37,28 +37,41 @@ if ($incoming) {
 // Handle pending withdrawals
 $withdrawals = $db->getPendingWithdrawals();
 foreach ($withdrawals as $withdrawal) {
+    // Skip if amount too low
+    if ($withdrawal['amount'] < $config['MIN_WITHDRAWAL_AMOUNT']) {
+        $db->updateWithdrawalStatus($withdrawal['id'], 'failed');
+        sendMessage($withdrawal['user_id'], "Withdrawal amount too low. Minimum is {$config['MIN_WITHDRAWAL_AMOUNT']} SAL.");
+        continue;
+    }
+
+    $amountToSend = $withdrawal['amount'] - $config['WITHDRAWAL_FEE'];
     $result = $wallet->transfer([
         [
             'address' => $withdrawal['address'],
-            'amount' => (int)($withdrawal['amount'] * 1e8) // major to atomic
+            'amount' => (int)($amountToSend * 1e8)
         ]
     ]);
 
     if ($result && isset($result['tx_hash'])) {
         $db->updateWithdrawalTxid($withdrawal['id'], $result['tx_hash']);
         $db->updateWithdrawalStatus($withdrawal['id'], 'sent');
-        sendMessage($withdrawal['user_id'], "Withdrawal of {$withdrawal['amount']} SAL sent. TxID: {$result['tx_hash']}");
+        sendMessage($withdrawal['user_id'], "Withdrawal of {$amountToSend} SAL sent. Fee: {$config['WITHDRAWAL_FEE']} SAL. TxID: {$result['tx_hash']}");
     } else {
+        // Refund full amount including fee
         $db->updateWithdrawalStatus($withdrawal['id'], 'failed');
-        $db->updateUserTipBalance($withdrawal['user_id'], $withdrawal['amount'], 'add'); // <== Refund
-        sendMessage($withdrawal['user_id'], "Withdrawal failed. The amount has been returned to your balance. Please try again later or contact support.");
+        $db->updateUserTipBalance($withdrawal['user_id'], $withdrawal['amount'], 'add');
+        sendMessage($withdrawal['user_id'], "Withdrawal failed. {$withdrawal['amount']} SAL returned to your balance. Please try again later.");
     }
 }
 
+
 // Handle pending tips
 $users = [];
 $tips = $db->getAllPendingTips();
 foreach ($tips as $tip) {
+
+    if ($tip['amount'] < $config['MIN_TIP_AMOUNT']) continue; // skip small tips
+
     $recipientId = $tip['recipient_user_id'];
     if (!isset($users[$recipientId])) {
         $users[$recipientId] = $db->getUserByTelegramId($recipientId);
diff --git a/src/salvium_tipbot_commands.php b/src/salvium_tipbot_commands.php
index e359696..a48e944 100644
--- a/src/salvium_tipbot_commands.php
+++ b/src/salvium_tipbot_commands.php
@@ -5,10 +5,12 @@ use Salvium\SalviumWallet;
 class SalviumTipBotCommands {
     private SalviumTipBotDB $db;
     private SalviumWallet $wallet;
+    private array $config;
 
-    public function __construct(SalviumTipBotDB $db, SalviumWallet $wallet) {
+    public function __construct(SalviumTipBotDB $db, SalviumWallet $wallet, array $config) {
         $this->db = $db;
         $this->wallet = $wallet;
+        $this->config = $config;
     }
 
     public function handle(string $command, array $args, array $context): void {
@@ -55,6 +57,11 @@ class SalviumTipBotCommands {
 
         list(, $address, $amount) = $args;
         $amount = (float) $amount;
+
+        if ($amount < $this->config['MIN_WITHDRAWAL_AMOUNT']) {
+            return "Withdrawal amount too low. Minimum is {$this->config['MIN_WITHDRAWAL_AMOUNT']} SAL.";
+        }
+
         $user = $this->db->getUserByTelegramId($ctx['user_id']);
 
         if (!$user || $user['tip_balance'] < $amount) return "Insufficient balance or invalid account.";
@@ -71,6 +78,11 @@ class SalviumTipBotCommands {
 
         list(, $targetUsername, $amount) = $args;
         $amount = (float)$amount;
+
+        if ($amount < $this->config['MIN_TIP_AMOUNT']) {
+            return "Tip too small. Minimum tip is {$this->config['MIN_TIP_AMOUNT']} SAL.";
+        }
+
         $sender = $this->db->getUserByTelegramId($ctx['user_id']);
         $recipient = $this->db->getUserByUsername(ltrim($targetUsername, '@'));