This module allows the usage of a regular POS order payment process to create an invoice to be paid later.
However, in order to avoid any possible misunderstanding, you can use only one payment method and you can not create a partial invoice.
To get an assistance on this module contact us by email ➡️ help@itpp.dev
Odoo Apps Store: https://apps.odoo.com/apps/modules/11.0/pos_invoice_postponed/
Notifications on updates: via Atom, by Email
Tested on Odoo 11.0