Follow-up on invoices in odoo 13, It is essential for your business to collect payments when they are overdue. Odoo will help you identify payments that are late and will allow you to send the appropriate reminders. this video describes 'follow-up on invoices in odoo 13
Manage your follow-ups
Odoo recommends that you reconcile your bank statements before launching your follow-up process. It will avoid the trouble of sending a statement to a customer that has already paid you.
The overdue invoices you need to follow-up on are available by default in Accounting ‣ Sales ‣ Follow-up Reports. There, you can easily send a reminder by email or print it as a letter. Then, you can click on the Done button to view the next follow-up that needs your attention.