diff --git a/po/ca.po b/po/ca.po
index 0f9f50d..ab1d8cf 100644
--- a/po/ca.po
+++ b/po/ca.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: numerus\n"
 "Report-Msgid-Bugs-To: jordi@tandem.blog\n"
-"POT-Creation-Date: 2023-05-26 13:35+0200\n"
+"POT-Creation-Date: 2023-05-29 00:02+0200\n"
 "PO-Revision-Date: 2023-01-18 17:08+0100\n"
 "Last-Translator: jordi fita mas <jordi@tandem.blog>\n"
 "Language-Team: Catalan <ca@dodds.net>\n"
@@ -70,30 +70,39 @@ msgstr "Preu"
 msgid "No products added yet."
 msgstr "No hi ha cap producte."
 
-#: web/template/invoices/products.gohtml:72 web/template/invoices/new.gohtml:63
-#: web/template/invoices/edit.gohtml:64
+#: web/template/invoices/products.gohtml:72 web/template/invoices/new.gohtml:83
+#: web/template/invoices/edit.gohtml:84
 msgctxt "action"
 msgid "Add products"
 msgstr "Afegeix productes"
 
-#: web/template/invoices/new.gohtml:40 web/template/invoices/view.gohtml:67
-#: web/template/invoices/edit.gohtml:41
+#: web/template/invoices/new.gohtml:27 web/template/invoices/edit.gohtml:27
+msgid "Product “%s” removed"
+msgstr "S’ha esborrat el producte «%s»"
+
+#: web/template/invoices/new.gohtml:31 web/template/invoices/edit.gohtml:31
+msgctxt "action"
+msgid "Undo"
+msgstr "Desfes"
+
+#: web/template/invoices/new.gohtml:60 web/template/invoices/view.gohtml:67
+#: web/template/invoices/edit.gohtml:61
 msgctxt "title"
 msgid "Subtotal"
 msgstr "Subtotal"
 
-#: web/template/invoices/new.gohtml:50 web/template/invoices/view.gohtml:71
-#: web/template/invoices/view.gohtml:111 web/template/invoices/edit.gohtml:51
+#: web/template/invoices/new.gohtml:70 web/template/invoices/view.gohtml:71
+#: web/template/invoices/view.gohtml:111 web/template/invoices/edit.gohtml:71
 msgctxt "title"
 msgid "Total"
 msgstr "Total"
 
-#: web/template/invoices/new.gohtml:67 web/template/invoices/edit.gohtml:68
+#: web/template/invoices/new.gohtml:87 web/template/invoices/edit.gohtml:88
 msgctxt "action"
 msgid "Update"
 msgstr "Actualitza"
 
-#: web/template/invoices/new.gohtml:69 web/template/invoices/edit.gohtml:70
+#: web/template/invoices/new.gohtml:90 web/template/invoices/edit.gohtml:91
 #: web/template/contacts/new.gohtml:39 web/template/contacts/edit.gohtml:43
 #: web/template/expenses/new.gohtml:33 web/template/expenses/edit.gohtml:38
 #: web/template/products/new.gohtml:30 web/template/products/edit.gohtml:36
@@ -226,7 +235,7 @@ msgctxt "input"
 msgid "(Max. %s)"
 msgstr "(Màx. %s)"
 
-#: web/template/form.gohtml:167
+#: web/template/form.gohtml:171
 msgctxt "action"
 msgid "Filters"
 msgstr "Filtra"
@@ -544,81 +553,81 @@ msgstr "No podeu deixar la contrasenya en blanc."
 msgid "Invalid user or password."
 msgstr "Nom d’usuari o contrasenya incorrectes."
 
-#: pkg/products.go:164 pkg/products.go:263 pkg/invoices.go:777
+#: pkg/products.go:164 pkg/products.go:263 pkg/invoices.go:816
 #: pkg/contacts.go:135
 msgctxt "input"
 msgid "Name"
 msgstr "Nom"
 
 #: pkg/products.go:169 pkg/products.go:290 pkg/expenses.go:202
-#: pkg/expenses.go:361 pkg/invoices.go:187 pkg/invoices.go:598
-#: pkg/invoices.go:1048 pkg/contacts.go:140 pkg/contacts.go:325
+#: pkg/expenses.go:361 pkg/invoices.go:189 pkg/invoices.go:601
+#: pkg/invoices.go:1115 pkg/contacts.go:140 pkg/contacts.go:325
 msgctxt "input"
 msgid "Tags"
 msgstr "Etiquetes"
 
-#: pkg/products.go:173 pkg/expenses.go:365 pkg/invoices.go:191
+#: pkg/products.go:173 pkg/expenses.go:365 pkg/invoices.go:193
 #: pkg/contacts.go:144
 msgctxt "input"
 msgid "Tags Condition"
 msgstr "Condició de les etiquetes"
 
-#: pkg/products.go:177 pkg/expenses.go:369 pkg/invoices.go:195
+#: pkg/products.go:177 pkg/expenses.go:369 pkg/invoices.go:197
 #: pkg/contacts.go:148
 msgctxt "tag condition"
 msgid "All"
 msgstr "Totes"
 
-#: pkg/products.go:178 pkg/expenses.go:370 pkg/invoices.go:196
+#: pkg/products.go:178 pkg/expenses.go:370 pkg/invoices.go:198
 #: pkg/contacts.go:149
 msgid "Invoices must have all the specified labels."
 msgstr "Les factures han de tenir totes les etiquetes."
 
-#: pkg/products.go:182 pkg/expenses.go:374 pkg/invoices.go:200
+#: pkg/products.go:182 pkg/expenses.go:374 pkg/invoices.go:202
 #: pkg/contacts.go:153
 msgctxt "tag condition"
 msgid "Any"
 msgstr "Qualsevol"
 
-#: pkg/products.go:183 pkg/expenses.go:375 pkg/invoices.go:201
+#: pkg/products.go:183 pkg/expenses.go:375 pkg/invoices.go:203
 #: pkg/contacts.go:154
 msgid "Invoices must have at least one of the specified labels."
 msgstr "Les factures han de tenir com a mínim una de les etiquetes."
 
-#: pkg/products.go:269 pkg/invoices.go:791
+#: pkg/products.go:269 pkg/invoices.go:830
 msgctxt "input"
 msgid "Description"
 msgstr "Descripció"
 
-#: pkg/products.go:274 pkg/invoices.go:795
+#: pkg/products.go:274 pkg/invoices.go:834
 msgctxt "input"
 msgid "Price"
 msgstr "Preu"
 
-#: pkg/products.go:284 pkg/expenses.go:181 pkg/invoices.go:824
+#: pkg/products.go:284 pkg/expenses.go:181 pkg/invoices.go:863
 msgctxt "input"
 msgid "Taxes"
 msgstr "Imposts"
 
-#: pkg/products.go:309 pkg/profile.go:92 pkg/invoices.go:871
+#: pkg/products.go:309 pkg/profile.go:92 pkg/invoices.go:912
 msgid "Name can not be empty."
 msgstr "No podeu deixar el nom en blanc."
 
-#: pkg/products.go:310 pkg/invoices.go:872
+#: pkg/products.go:310 pkg/invoices.go:913
 msgid "Price can not be empty."
 msgstr "No podeu deixar el preu en blanc."
 
-#: pkg/products.go:311 pkg/invoices.go:873
+#: pkg/products.go:311 pkg/invoices.go:914
 msgid "Price must be a number greater than zero."
 msgstr "El preu ha de ser un número major a zero."
 
 #: pkg/products.go:313 pkg/expenses.go:227 pkg/expenses.go:232
-#: pkg/invoices.go:881
+#: pkg/invoices.go:922
 msgid "Selected tax is not valid."
 msgstr "Heu seleccionat un impost que no és vàlid."
 
 #: pkg/products.go:314 pkg/expenses.go:228 pkg/expenses.go:233
-#: pkg/invoices.go:882
+#: pkg/invoices.go:923
 msgid "You can only select a tax of each class."
 msgstr "Només podeu seleccionar un impost de cada classe."
 
@@ -775,7 +784,7 @@ msgctxt "input"
 msgid "Invoice number"
 msgstr "Número de factura"
 
-#: pkg/expenses.go:175 pkg/invoices.go:587
+#: pkg/expenses.go:175 pkg/invoices.go:590
 msgctxt "input"
 msgid "Invoice Date"
 msgstr "Data de factura"
@@ -794,7 +803,7 @@ msgstr "Fitxer"
 msgid "Selected contact is not valid."
 msgstr "Heu seleccionat un contacte que no és vàlid."
 
-#: pkg/expenses.go:226 pkg/invoices.go:642
+#: pkg/expenses.go:226 pkg/invoices.go:645
 msgid "Invoice date must be a valid date."
 msgstr "La data de facturació ha de ser vàlida."
 
@@ -806,113 +815,113 @@ msgstr "No podeu deixar l’import en blanc."
 msgid "Amount must be a number greater than zero."
 msgstr "L’import ha de ser un número major a zero."
 
-#: pkg/expenses.go:340 pkg/invoices.go:160 pkg/invoices.go:581
+#: pkg/expenses.go:340 pkg/invoices.go:162 pkg/invoices.go:584
 msgctxt "input"
 msgid "Customer"
 msgstr "Client"
 
-#: pkg/expenses.go:341 pkg/invoices.go:161
+#: pkg/expenses.go:341 pkg/invoices.go:163
 msgid "All customers"
 msgstr "Tots els clients"
 
-#: pkg/expenses.go:346 pkg/invoices.go:172
+#: pkg/expenses.go:346 pkg/invoices.go:174
 msgctxt "input"
 msgid "Invoice Number"
 msgstr "Número de factura"
 
-#: pkg/expenses.go:351 pkg/invoices.go:177
+#: pkg/expenses.go:351 pkg/invoices.go:179
 msgctxt "input"
 msgid "From Date"
 msgstr "A partir de la data"
 
-#: pkg/expenses.go:356 pkg/invoices.go:182
+#: pkg/expenses.go:356 pkg/invoices.go:184
 msgctxt "input"
 msgid "To Date"
 msgstr "Fins la data"
 
-#: pkg/invoices.go:166 pkg/invoices.go:575
+#: pkg/invoices.go:168 pkg/invoices.go:578
 msgctxt "input"
 msgid "Invoice Status"
 msgstr "Estat de la factura"
 
-#: pkg/invoices.go:167
+#: pkg/invoices.go:169
 msgid "All status"
 msgstr "Tots els estats"
 
-#: pkg/invoices.go:424
+#: pkg/invoices.go:426
 msgid "Select a customer to bill."
 msgstr "Escolliu un client a facturar."
 
-#: pkg/invoices.go:525
+#: pkg/invoices.go:527
 msgid "invoices.zip"
 msgstr "factures.zip"
 
-#: pkg/invoices.go:531 pkg/invoices.go:1032
+#: pkg/invoices.go:533 pkg/invoices.go:1090 pkg/invoices.go:1098
 msgid "Invalid action"
 msgstr "Acció invàlida."
 
-#: pkg/invoices.go:593
+#: pkg/invoices.go:596
 msgctxt "input"
 msgid "Notes"
 msgstr "Notes"
 
-#: pkg/invoices.go:603
+#: pkg/invoices.go:606
 msgctxt "input"
 msgid "Payment Method"
 msgstr "Mètode de pagament"
 
-#: pkg/invoices.go:639
+#: pkg/invoices.go:642
 msgid "Selected invoice status is not valid."
 msgstr "Heu seleccionat un estat de factura que no és vàlid."
 
-#: pkg/invoices.go:640
+#: pkg/invoices.go:643
 msgid "Selected customer is not valid."
 msgstr "Heu seleccionat un client que no és vàlid."
 
-#: pkg/invoices.go:641
+#: pkg/invoices.go:644
 msgid "Invoice date can not be empty."
 msgstr "No podeu deixar la data de la factura en blanc."
 
-#: pkg/invoices.go:644
+#: pkg/invoices.go:647
 msgid "Selected payment method is not valid."
 msgstr "Heu seleccionat un mètode de pagament que no és vàlid."
 
-#: pkg/invoices.go:767 pkg/invoices.go:772
+#: pkg/invoices.go:806 pkg/invoices.go:811
 msgctxt "input"
 msgid "Id"
 msgstr "Identificador"
 
-#: pkg/invoices.go:805
+#: pkg/invoices.go:844
 msgctxt "input"
 msgid "Quantity"
 msgstr "Quantitat"
 
-#: pkg/invoices.go:814
+#: pkg/invoices.go:853
 msgctxt "input"
 msgid "Discount (%)"
 msgstr "Descompte (%)"
 
-#: pkg/invoices.go:866
+#: pkg/invoices.go:907
 msgid "Invoice product ID must be a number greater than zero."
 msgstr "L’ID del producte de factura ha de ser un número major a zero."
 
-#: pkg/invoices.go:869
+#: pkg/invoices.go:910
 msgid "Product ID must be a positive number or zero."
 msgstr "L’ID del producte ha de ser un número positiu o zero."
 
-#: pkg/invoices.go:875
+#: pkg/invoices.go:916
 msgid "Quantity can not be empty."
 msgstr "No podeu deixar la quantitat en blanc."
 
-#: pkg/invoices.go:876
+#: pkg/invoices.go:917
 msgid "Quantity must be a number greater than zero."
 msgstr "La quantitat ha de ser un número major a zero."
 
-#: pkg/invoices.go:878
+#: pkg/invoices.go:919
 msgid "Discount can not be empty."
 msgstr "No podeu deixar el descompte en blanc."
 
-#: pkg/invoices.go:879
+#: pkg/invoices.go:920
 msgid "Discount must be a percentage between 0 and 100."
 msgstr "El descompte ha de ser un percentatge entre 0 i 100."
 
diff --git a/po/es.po b/po/es.po
index 608f651..01f709c 100644
--- a/po/es.po
+++ b/po/es.po
@@ -7,7 +7,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: numerus\n"
 "Report-Msgid-Bugs-To: jordi@tandem.blog\n"
-"POT-Creation-Date: 2023-05-26 13:35+0200\n"
+"POT-Creation-Date: 2023-05-29 00:02+0200\n"
 "PO-Revision-Date: 2023-01-18 17:45+0100\n"
 "Last-Translator: jordi fita mas <jordi@tandem.blog>\n"
 "Language-Team: Spanish <es@tp.org.es>\n"
@@ -70,30 +70,39 @@ msgstr "Precio"
 msgid "No products added yet."
 msgstr "No hay productos."
 
-#: web/template/invoices/products.gohtml:72 web/template/invoices/new.gohtml:63
-#: web/template/invoices/edit.gohtml:64
+#: web/template/invoices/products.gohtml:72 web/template/invoices/new.gohtml:83
+#: web/template/invoices/edit.gohtml:84
 msgctxt "action"
 msgid "Add products"
 msgstr "Añadir productos"
 
-#: web/template/invoices/new.gohtml:40 web/template/invoices/view.gohtml:67
-#: web/template/invoices/edit.gohtml:41
+#: web/template/invoices/new.gohtml:27 web/template/invoices/edit.gohtml:27
+msgid "Product “%s” removed"
+msgstr "Se ha borrado el producto «%s»"
+
+#: web/template/invoices/new.gohtml:31 web/template/invoices/edit.gohtml:31
+msgctxt "action"
+msgid "Undo"
+msgstr "Deshacer"
+
+#: web/template/invoices/new.gohtml:60 web/template/invoices/view.gohtml:67
+#: web/template/invoices/edit.gohtml:61
 msgctxt "title"
 msgid "Subtotal"
 msgstr "Subtotal"
 
-#: web/template/invoices/new.gohtml:50 web/template/invoices/view.gohtml:71
-#: web/template/invoices/view.gohtml:111 web/template/invoices/edit.gohtml:51
+#: web/template/invoices/new.gohtml:70 web/template/invoices/view.gohtml:71
+#: web/template/invoices/view.gohtml:111 web/template/invoices/edit.gohtml:71
 msgctxt "title"
 msgid "Total"
 msgstr "Total"
 
-#: web/template/invoices/new.gohtml:67 web/template/invoices/edit.gohtml:68
+#: web/template/invoices/new.gohtml:87 web/template/invoices/edit.gohtml:88
 msgctxt "action"
 msgid "Update"
 msgstr "Actualizar"
 
-#: web/template/invoices/new.gohtml:69 web/template/invoices/edit.gohtml:70
+#: web/template/invoices/new.gohtml:90 web/template/invoices/edit.gohtml:91
 #: web/template/contacts/new.gohtml:39 web/template/contacts/edit.gohtml:43
 #: web/template/expenses/new.gohtml:33 web/template/expenses/edit.gohtml:38
 #: web/template/products/new.gohtml:30 web/template/products/edit.gohtml:36
@@ -226,7 +235,7 @@ msgctxt "input"
 msgid "(Max. %s)"
 msgstr "(Máx. %s)"
 
-#: web/template/form.gohtml:167
+#: web/template/form.gohtml:171
 msgctxt "action"
 msgid "Filters"
 msgstr "Filtrar"
@@ -544,81 +553,81 @@ msgstr "No podéis dejar la contraseña en blanco."
 msgid "Invalid user or password."
 msgstr "Nombre de usuario o contraseña inválido."
 
-#: pkg/products.go:164 pkg/products.go:263 pkg/invoices.go:777
+#: pkg/products.go:164 pkg/products.go:263 pkg/invoices.go:816
 #: pkg/contacts.go:135
 msgctxt "input"
 msgid "Name"
 msgstr "Nombre"
 
 #: pkg/products.go:169 pkg/products.go:290 pkg/expenses.go:202
-#: pkg/expenses.go:361 pkg/invoices.go:187 pkg/invoices.go:598
-#: pkg/invoices.go:1048 pkg/contacts.go:140 pkg/contacts.go:325
+#: pkg/expenses.go:361 pkg/invoices.go:189 pkg/invoices.go:601
+#: pkg/invoices.go:1115 pkg/contacts.go:140 pkg/contacts.go:325
 msgctxt "input"
 msgid "Tags"
 msgstr "Etiquetes"
 
-#: pkg/products.go:173 pkg/expenses.go:365 pkg/invoices.go:191
+#: pkg/products.go:173 pkg/expenses.go:365 pkg/invoices.go:193
 #: pkg/contacts.go:144
 msgctxt "input"
 msgid "Tags Condition"
 msgstr "Condición de las etiquetas"
 
-#: pkg/products.go:177 pkg/expenses.go:369 pkg/invoices.go:195
+#: pkg/products.go:177 pkg/expenses.go:369 pkg/invoices.go:197
 #: pkg/contacts.go:148
 msgctxt "tag condition"
 msgid "All"
 msgstr "Todas"
 
-#: pkg/products.go:178 pkg/expenses.go:370 pkg/invoices.go:196
+#: pkg/products.go:178 pkg/expenses.go:370 pkg/invoices.go:198
 #: pkg/contacts.go:149
 msgid "Invoices must have all the specified labels."
 msgstr "Las facturas deben tener todas las etiquetas."
 
-#: pkg/products.go:182 pkg/expenses.go:374 pkg/invoices.go:200
+#: pkg/products.go:182 pkg/expenses.go:374 pkg/invoices.go:202
 #: pkg/contacts.go:153
 msgctxt "tag condition"
 msgid "Any"
 msgstr "Cualquiera"
 
-#: pkg/products.go:183 pkg/expenses.go:375 pkg/invoices.go:201
+#: pkg/products.go:183 pkg/expenses.go:375 pkg/invoices.go:203
 #: pkg/contacts.go:154
 msgid "Invoices must have at least one of the specified labels."
 msgstr "Las facturas debent tener como mínimo una de las etiquetas."
 
-#: pkg/products.go:269 pkg/invoices.go:791
+#: pkg/products.go:269 pkg/invoices.go:830
 msgctxt "input"
 msgid "Description"
 msgstr "Descripción"
 
-#: pkg/products.go:274 pkg/invoices.go:795
+#: pkg/products.go:274 pkg/invoices.go:834
 msgctxt "input"
 msgid "Price"
 msgstr "Precio"
 
-#: pkg/products.go:284 pkg/expenses.go:181 pkg/invoices.go:824
+#: pkg/products.go:284 pkg/expenses.go:181 pkg/invoices.go:863
 msgctxt "input"
 msgid "Taxes"
 msgstr "Impuestos"
 
-#: pkg/products.go:309 pkg/profile.go:92 pkg/invoices.go:871
+#: pkg/products.go:309 pkg/profile.go:92 pkg/invoices.go:912
 msgid "Name can not be empty."
 msgstr "No podéis dejar el nombre en blanco."
 
-#: pkg/products.go:310 pkg/invoices.go:872
+#: pkg/products.go:310 pkg/invoices.go:913
 msgid "Price can not be empty."
 msgstr "No podéis dejar el precio en blanco."
 
-#: pkg/products.go:311 pkg/invoices.go:873
+#: pkg/products.go:311 pkg/invoices.go:914
 msgid "Price must be a number greater than zero."
 msgstr "El precio tiene que ser un número mayor a cero."
 
 #: pkg/products.go:313 pkg/expenses.go:227 pkg/expenses.go:232
-#: pkg/invoices.go:881
+#: pkg/invoices.go:922
 msgid "Selected tax is not valid."
 msgstr "Habéis escogido un impuesto que no es válido."
 
 #: pkg/products.go:314 pkg/expenses.go:228 pkg/expenses.go:233
-#: pkg/invoices.go:882
+#: pkg/invoices.go:923
 msgid "You can only select a tax of each class."
 msgstr "Solo podéis escoger un impuesto de cada clase."
 
@@ -775,7 +784,7 @@ msgctxt "input"
 msgid "Invoice number"
 msgstr "Número de factura"
 
-#: pkg/expenses.go:175 pkg/invoices.go:587
+#: pkg/expenses.go:175 pkg/invoices.go:590
 msgctxt "input"
 msgid "Invoice Date"
 msgstr "Fecha de factura"
@@ -794,7 +803,7 @@ msgstr "Archivo"
 msgid "Selected contact is not valid."
 msgstr "Habéis escogido un contacto que no es válido."
 
-#: pkg/expenses.go:226 pkg/invoices.go:642
+#: pkg/expenses.go:226 pkg/invoices.go:645
 msgid "Invoice date must be a valid date."
 msgstr "La fecha de factura debe ser válida."
 
@@ -806,113 +815,113 @@ msgstr "No podéis dejar el importe en blanco."
 msgid "Amount must be a number greater than zero."
 msgstr "El importe tiene que ser un número mayor a cero."
 
-#: pkg/expenses.go:340 pkg/invoices.go:160 pkg/invoices.go:581
+#: pkg/expenses.go:340 pkg/invoices.go:162 pkg/invoices.go:584
 msgctxt "input"
 msgid "Customer"
 msgstr "Cliente"
 
-#: pkg/expenses.go:341 pkg/invoices.go:161
+#: pkg/expenses.go:341 pkg/invoices.go:163
 msgid "All customers"
 msgstr "Todos los clientes"
 
-#: pkg/expenses.go:346 pkg/invoices.go:172
+#: pkg/expenses.go:346 pkg/invoices.go:174
 msgctxt "input"
 msgid "Invoice Number"
 msgstr "Número de factura"
 
-#: pkg/expenses.go:351 pkg/invoices.go:177
+#: pkg/expenses.go:351 pkg/invoices.go:179
 msgctxt "input"
 msgid "From Date"
 msgstr "A partir de la fecha"
 
-#: pkg/expenses.go:356 pkg/invoices.go:182
+#: pkg/expenses.go:356 pkg/invoices.go:184
 msgctxt "input"
 msgid "To Date"
 msgstr "Hasta la fecha"
 
-#: pkg/invoices.go:166 pkg/invoices.go:575
+#: pkg/invoices.go:168 pkg/invoices.go:578
 msgctxt "input"
 msgid "Invoice Status"
 msgstr "Estado de la factura"
 
-#: pkg/invoices.go:167
+#: pkg/invoices.go:169
 msgid "All status"
 msgstr "Todos los estados"
 
-#: pkg/invoices.go:424
+#: pkg/invoices.go:426
 msgid "Select a customer to bill."
 msgstr "Escoged un cliente a facturar."
 
-#: pkg/invoices.go:525
+#: pkg/invoices.go:527
 msgid "invoices.zip"
 msgstr "facturas.zip"
 
-#: pkg/invoices.go:531 pkg/invoices.go:1032
+#: pkg/invoices.go:533 pkg/invoices.go:1090 pkg/invoices.go:1098
 msgid "Invalid action"
 msgstr "Acción inválida."
 
-#: pkg/invoices.go:593
+#: pkg/invoices.go:596
 msgctxt "input"
 msgid "Notes"
 msgstr "Notas"
 
-#: pkg/invoices.go:603
+#: pkg/invoices.go:606
 msgctxt "input"
 msgid "Payment Method"
 msgstr "Método de pago"
 
-#: pkg/invoices.go:639
+#: pkg/invoices.go:642
 msgid "Selected invoice status is not valid."
 msgstr "Habéis escogido un estado de factura que no es válido."
 
-#: pkg/invoices.go:640
+#: pkg/invoices.go:643
 msgid "Selected customer is not valid."
 msgstr "Habéis escogido un cliente que no es válido."
 
-#: pkg/invoices.go:641
+#: pkg/invoices.go:644
 msgid "Invoice date can not be empty."
 msgstr "No podéis dejar la fecha de la factura en blanco."
 
-#: pkg/invoices.go:644
+#: pkg/invoices.go:647
 msgid "Selected payment method is not valid."
 msgstr "Habéis escogido un método de pago que no es válido."
 
-#: pkg/invoices.go:767 pkg/invoices.go:772
+#: pkg/invoices.go:806 pkg/invoices.go:811
 msgctxt "input"
 msgid "Id"
 msgstr "Identificador"
 
-#: pkg/invoices.go:805
+#: pkg/invoices.go:844
 msgctxt "input"
 msgid "Quantity"
 msgstr "Cantidad"
 
-#: pkg/invoices.go:814
+#: pkg/invoices.go:853
 msgctxt "input"
 msgid "Discount (%)"
 msgstr "Descuento (%)"
 
-#: pkg/invoices.go:866
+#: pkg/invoices.go:907
 msgid "Invoice product ID must be a number greater than zero."
 msgstr "El ID de producto de factura tiene que ser un número mayor a cero."
 
-#: pkg/invoices.go:869
+#: pkg/invoices.go:910
 msgid "Product ID must be a positive number or zero."
 msgstr "El ID de producto tiene que ser un número positivo o cero."
 
-#: pkg/invoices.go:875
+#: pkg/invoices.go:916
 msgid "Quantity can not be empty."
 msgstr "No podéis dejar la cantidad en blanco."
 
-#: pkg/invoices.go:876
+#: pkg/invoices.go:917
 msgid "Quantity must be a number greater than zero."
 msgstr "La cantidad tiene que ser un número mayor a cero."
 
-#: pkg/invoices.go:878
+#: pkg/invoices.go:919
 msgid "Discount can not be empty."
 msgstr "No podéis dejar el descuento en blanco."
 
-#: pkg/invoices.go:879
+#: pkg/invoices.go:920
 msgid "Discount must be a percentage between 0 and 100."
 msgstr "El descuento tiene que ser un porcentaje entre 0 y 100."