diff --git a/app/src/Service/Venta/MediosPago/AbstractEndPoint.php b/app/src/Service/Venta/MediosPago/AbstractEndPoint.php
index b5aeed5..16cc98c 100644
--- a/app/src/Service/Venta/MediosPago/AbstractEndPoint.php
+++ b/app/src/Service/Venta/MediosPago/AbstractEndPoint.php
@@ -163,7 +163,7 @@ abstract class AbstractEndPoint extends LoggerEnabled implements EndPoint
         }
     }
 
+    abstract public function save(array $data): bool;
     abstract protected function mapParams(array $data): array;
     abstract protected function mapSave(array $data): array;
-    abstract protected function save(array $data): bool;
 }
diff --git a/app/src/Service/Venta/MediosPago/Toku.php b/app/src/Service/Venta/MediosPago/Toku.php
index 81eb16a..d41c207 100644
--- a/app/src/Service/Venta/MediosPago/Toku.php
+++ b/app/src/Service/Venta/MediosPago/Toku.php
@@ -1,6 +1,8 @@
 <?php
 namespace Incoviba\Service\Venta\MediosPago;
 
+use InvalidArgumentException;
+use Incoviba\Service\Venta\MediosPago\Toku\{Customer,Subscription,Invoice};
 use Incoviba\Common\Ideal;
 use Incoviba\Common\Implement\Exception\EmptyResponse;
 use Incoviba\Exception\InvalidResult;
@@ -8,8 +10,6 @@ use Incoviba\Exception\ServiceAction\Read;
 use Incoviba\Model;
 use Incoviba\Model\Persona;
 use Incoviba\Model\Venta\Propietario;
-use InvalidArgumentException;
-use Psr\Log\LoggerInterface;
 
 class Toku extends Ideal\Service
 {
@@ -17,9 +17,9 @@ class Toku extends Ideal\Service
     const string SUBSCRIPTION = 'subscription';
     const string INVOICE = 'invoice';
 
-    protected EndPoint $customer;
-    protected EndPoint $subscription;
-    protected EndPoint $invoice;
+    protected Customer $customer;
+    protected Subscription $subscription;
+    protected Invoice $invoice;
     public function register(string $type, EndPoint $endPoint): self
     {
         if (!in_array(strtolower($type), ['customer', 'subscription', 'invoice'])) {
@@ -95,12 +95,28 @@ class Toku extends Ideal\Service
         $customer = $this->sendPersona($venta->propietario());
         $subscription = $this->sendVenta($venta);
 
+        $customerInvoices = [];
+        try {
+            $customerInvoices = $this->invoice->getByCustomer($customer['toku_id']);
+            $customerInvoices = array_filter($customerInvoices, function($invoiceRow) use ($subscription) {
+                return $invoiceRow['subscription'] === $subscription['toku_id'];
+            });
+        } catch (EmptyResponse) {}
+
         $invoices = [];
         $errors = [];
         foreach ($venta->formaPago()->pie->cuotas() as $cuota) {
             if (count($cuotas_ids) > 0 and !in_array($cuota->id, $cuotas_ids)) {
                 continue;
             }
+            if (count($customerInvoices) and in_array($cuota->id, array_column($customerInvoices, 'invoice_external_id'))) {
+                $invoice = array_find($customerInvoices, function($invoiceRow) use ($cuota) {
+                    return $invoiceRow['invoice_external_id'] === $cuota->id;
+                });
+                $invoices []= $invoice;
+                $this->invoice->save($invoice);
+                continue;
+            }
             try {
                 $invoices []= $this->invoice->getById($cuota->id);
             } catch (InvalidResult $exception) {
@@ -109,7 +125,8 @@ class Toku extends Ideal\Service
                         'customer' => $customer['toku_id'],
                         'product_id' => $venta->id,
                         'subscription' => $subscription['toku_id'],
-                        'cuota' => $cuota
+                        'cuota' => $cuota,
+                        'venta' => $venta
                     ];
                     if (!$this->invoice->add($invoiceData)) {
                         throw new EmptyResponse("Could not add Invoice for Cuota {$cuota->id}", $exception);
diff --git a/app/src/Service/Venta/MediosPago/Toku/Customer.php b/app/src/Service/Venta/MediosPago/Toku/Customer.php
index 2af755b..82731f7 100644
--- a/app/src/Service/Venta/MediosPago/Toku/Customer.php
+++ b/app/src/Service/Venta/MediosPago/Toku/Customer.php
@@ -42,7 +42,7 @@ class Customer extends AbstractEndPoint
         $this->sendDelete($request_uri, [204], [404, 409]);
     }
 
-    protected function save(array $data): bool
+    public function save(array $data): bool
     {
         return $this->doSave($this->customerRepository, $data);
     }
diff --git a/app/src/Service/Venta/MediosPago/Toku/Invoice.php b/app/src/Service/Venta/MediosPago/Toku/Invoice.php
index 464f8cd..10cd77e 100644
--- a/app/src/Service/Venta/MediosPago/Toku/Invoice.php
+++ b/app/src/Service/Venta/MediosPago/Toku/Invoice.php
@@ -3,6 +3,8 @@ namespace Incoviba\Service\Venta\MediosPago\Toku;
 
 use DateMalformedStringException;
 use DateTimeImmutable;
+use Psr\Http\Client\ClientInterface;
+use Incoviba\Common\Implement\Exception\EmptyResponse;
 use Incoviba\Common\Implement\Exception\EmptyResult;
 use Incoviba\Exception\InvalidResult;
 use Incoviba\Model;
@@ -10,7 +12,6 @@ use Incoviba\Repository;
 use Incoviba\Service\UF;
 use Incoviba\Service\Venta\MediosPago\AbstractEndPoint;
 use Incoviba\Service\Venta\Pago;
-use Psr\Http\Client\ClientInterface;
 
 class Invoice extends AbstractEndPoint
 {
@@ -50,6 +51,17 @@ class Invoice extends AbstractEndPoint
         $this->sendDelete($request_uri, [204], [404, 409]);
     }
 
+    /**
+     * @param string $customer_id
+     * @return array
+     * @throws EmptyResponse
+     */
+    public function getByCustomer(string $customer_id): array
+    {
+        $request_uri = "/invoices/customer/{$customer_id}";
+        return $this->sendGet($request_uri, [200], [404]);
+    }
+
     /**
      * @param string $invoice_toku_id
      * @param array $data
@@ -89,7 +101,7 @@ class Invoice extends AbstractEndPoint
         return $this->pagoService->depositar($invoice->cuota->pago, $date);
     }
 
-    protected function save(array $data): bool
+    public function save(array $data): bool
     {
         return $this->doSave($this->invoiceRepository, $data);
     }
@@ -122,7 +134,11 @@ class Invoice extends AbstractEndPoint
                 continue;
             }
             if ($ref === 'valor') {
-                $params[$key] = $data['cuota']->pago->valor();
+                $valor = $data['cuota']->pago->valor();
+                if ($valor === 0) {
+                    $valor = $data['cuota']->pago->valor / $data['venta']->uf;
+                }
+                $params[$key] = $valor;
                 continue;
             }
             if ($ref === 'datosCuota') {
diff --git a/app/src/Service/Venta/MediosPago/Toku/Subscription.php b/app/src/Service/Venta/MediosPago/Toku/Subscription.php
index 27c704a..8b46a75 100644
--- a/app/src/Service/Venta/MediosPago/Toku/Subscription.php
+++ b/app/src/Service/Venta/MediosPago/Toku/Subscription.php
@@ -70,7 +70,7 @@ class Subscription extends AbstractEndPoint
         return compact('existingSubscriptions', 'missingVentas');
     }
 
-    protected function save(array $data): bool
+    public function save(array $data): bool
     {
         return $this->doSave($this->subscriptionRepsitory, $data);
     }