diff --git a/app/Http/Requests/CustomerRequest.php b/app/Http/Requests/CustomerRequest.php
index 156cdaf3..841721c8 100644
--- a/app/Http/Requests/CustomerRequest.php
+++ b/app/Http/Requests/CustomerRequest.php
@@ -5,7 +5,6 @@ namespace Crater\Http\Requests;
 use Crater\Models\Address;
 use Illuminate\Foundation\Http\FormRequest;
 use Illuminate\Support\Arr;
-use Illuminate\Support\Facades\Auth;
 use Illuminate\Validation\Rule;
 
 class CustomerRequest extends FormRequest
diff --git a/app/Services/SerialNumberFormatter.php b/app/Services/SerialNumberFormatter.php
index bcedc921..3ffe9bbc 100644
--- a/app/Services/SerialNumberFormatter.php
+++ b/app/Services/SerialNumberFormatter.php
@@ -51,7 +51,7 @@ class SerialNumberFormatter
             $this->nextSequenceNumber = $this->ob->sequence_number;
         }
 
-        if (isSet($this->ob) && isSet($this->ob->customer_sequence_number) && isSet($this->customer) && $this->ob->customer_id == $this->customer->id) {
+        if (isset($this->ob) && isset($this->ob->customer_sequence_number) && isset($this->customer) && $this->ob->customer_id == $this->customer->id) {
             $this->nextCustomerSequenceNumber = $this->ob->customer_sequence_number;
         }
 
diff --git a/app/Traits/ExchangeRateProvidersTrait.php b/app/Traits/ExchangeRateProvidersTrait.php
index dcb3d04a..bd493d75 100644
--- a/app/Traits/ExchangeRateProvidersTrait.php
+++ b/app/Traits/ExchangeRateProvidersTrait.php
@@ -8,7 +8,7 @@ trait ExchangeRateProvidersTrait
 {
     public function getExchangeRate($filter, $baseCurrencyCode, $currencyCode)
     {
-        switch ($filter['driver']) {    
+        switch ($filter['driver']) {
             case 'currency_freak':
                 $url = "https://api.currencyfreaks.com/latest?apikey=".$filter['key'];