diff --git a/src/Library/Economy/Payment/CashGateway.php b/src/Library/Economy/Payment/CashGateway.php
new file mode 100644
index 0000000..9b24ecb
--- /dev/null
+++ b/src/Library/Economy/Payment/CashGateway.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Library\Economy\Payment;
+
+abstract class CashGateway implements GatewayInterface
+{
+    public static function getName(): string
+    {
+        return 'cash';
+    }
+}
diff --git a/src/Library/Economy/Payment/CecaGateway.php b/src/Library/Economy/Payment/CecaGateway.php
new file mode 100644
index 0000000..81ce1ff
--- /dev/null
+++ b/src/Library/Economy/Payment/CecaGateway.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Library\Economy\Payment;
+
+abstract class CecaGateway implements GatewayInterface
+{
+    public static function getName(): string
+    {
+        return 'tpv';
+    }
+}
diff --git a/src/Library/Economy/Payment/DropGateway.php b/src/Library/Economy/Payment/DropGateway.php
new file mode 100644
index 0000000..135d367
--- /dev/null
+++ b/src/Library/Economy/Payment/DropGateway.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Library\Economy\Payment;
+
+abstract class DropGateway implements GatewayInterface
+{
+    public static function getName(): string
+    {
+        return 'drop';
+    }
+}
diff --git a/src/Library/Economy/Payment/PaypalGateway.php b/src/Library/Economy/Payment/PaypalGateway.php
new file mode 100644
index 0000000..934ecad
--- /dev/null
+++ b/src/Library/Economy/Payment/PaypalGateway.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Library\Economy\Payment;
+
+abstract class PaypalGateway implements GatewayInterface
+{
+    public static function getName(): string
+    {
+        return 'paypal';
+    }
+}