Some common use cases for providing portal access include allowing customers to read/view any or all of the following in Odoo:
- leads/opportunities
- quotations/sales orders
- purchase orders
- invoices & bills
- projects
- tasks
- timesheets
- tickets
- signatures
- subscriptions
But I can only access a few of them. How can I access them all?
The features will sho on the portal user as per the modules that you are installing. Make sure all the related modules of the above features are installed