Odoo Marketing
The changes to the Odoo Marketing apps in Odoo 15 are modest. However, many technical improvements have been made for sending e-mails and text messages. These improvements also provide more insight into the analyzes of sent messages.
A few new features in Odoo 15 can be found below.
Social Marketing
Instagram and YouTube have been added as possible social media channels on which a message or video can be posted.
Website building blocks are now available for marketing campaigns
All building blocks available for the website can now also be used to create an e-mail marketing campaign. So you have many more options for the design of your email campaign. 
Start with a blank template
Er is een nieuwe leeg sjabloon toegevoegd zodat je een opmaak vanaf nul kunt opbouwen met nieuwe bouwblokken.
More selection options
The possibilities to make selections of contacts have been expanded with the possibility to send e-mails to contacts with a subscription.
Odoo 15 Marketing