[IMP] Purchase: update control policy doc

Author: jero-odoo

content/applications/inventory_and_mrp/purchase/manage_deals/control_bills.rst

@@ -1,69 +1,24 @@
-=====================
-Bill control policies
-=====================
+==============
+3-way matching
+==============
 
 .. _purchase/manage_deals/control-bills:
 
 .. |PO| replace:: :abbr:`PO (Purchase Order)`
 .. |POs| replace:: :abbr:`POs (Purchase Orders)`
 
-In Odoo's *Purchase* app, the *bill control* policy determines the quantities billed by vendors on
-every purchase order (PO), for either ordered or received quantities.
-
-The policy selected in the *Purchase* app settings acts as the default value, and is applied to any
-new product created.
-
-Configuration
-=============
-
-To configure the *bill control* policy, navigate to :menuselection:`Purchase app --> Configuration
---> Settings`, and scroll down to the :guilabel:`Invoicing` section. Under :guilabel:`Bill Control`,
-select either :guilabel:`Ordered quantities` or :guilabel:`Received quantities`. Then, click
-:guilabel:`Save`.
-
-.. image:: control_bills/control-bills-selected-policy.png
-   :align: center
-   :alt: Selected bill control policy in Purchase app settings.
-
-- :guilabel:`Ordered quantities`: creates a vendor bill as soon as a |PO| is confirmed. The products
-  and quantities in the |PO| are used to generate a draft bill.
-- :guilabel:`Received quantities`: a bill is created only *after* part of the total order has been
-  received. The products and quantities received are used to generate a draft bill. An error message
-  appears if creation of a vendor bill is attempted without receiving anything.
-
-  .. image:: control_bills/control-bills-error-message-popup.png
-     :align: center
-     :alt: Bill control policy draft bill error message.
-
-.. note::
-   If a specific product should use a different control policy than selected in the *Purchase* app
-   settings, the :guilabel:`Bill Control` policy for that product can be changed from its product
-   form.
-
-   To do that, navigate to :menuselection:`Purchase app --> Products --> Products`, and select a
-   product. From the product form, click the :guilabel:`Purchase` tab. Under the :guilabel:`Vendor
-   Bills` section, modify the selection in the :guilabel:`Control Policy` field.
-
-3-way matching
-==============
-
-The *3-way matching* feature ensures vendor bills are only paid once some (or all) of the products
-included in the |PO| have been received.
+In Odoo's **Purchase** app the *3-way matching* feature ensures vendor bills are only paid once
+some, or all, of the products included in the |PO| have been received.
 
 To activate *3-way matching*, navigate to :menuselection:`Purchase app --> Configuration -->
 Settings`, and scroll down to the :guilabel:`Invoicing` section. Then, tick the checkbox for
 :guilabel:`3-way matching` to enable the feature, and click :guilabel:`Save`.
 
 .. image:: control_bills/control-bills-three-way-matching.png
-   :align: center
    :alt: Enabled 3-way matching feature in Purchase app settings.
 
-.. important::
-   The :guilabel:`3-way matching` feature **only** works with the :guilabel:`Bill Control` policy
-   set to :guilabel:`Received quantities`.
-
 Pay vendor bills with 3-way matching
-------------------------------------
+====================================
 
 When *3-way matching* is enabled, vendor bills display a :guilabel:`Should Be Paid` field under the
 :guilabel:`Other Info` tab. When a new vendor bill is created, the field is set to :guilabel:`Yes`,
@@ -78,18 +33,15 @@ Paid` field.
 
 .. important::
    The |PO| selected from the list **must not** be billed yet, or an :guilabel:`Invalid Operation`
-   pop-up window appears. This occurs for |POs| with a :guilabel:`Received quantities` policy, and a
-   :guilabel:`Fully Billed` :guilabel:`Billing Status`.
+   pop-up window appears.
 
    .. image:: control_bills/control-bills-invalid-operation.png
-      :align: center
       :alt: Invalid Operation pop-up window for billed Purchase Order.
 
 Click the drop-down menu next to :guilabel:`Should Be Paid` to view the available options:
 :guilabel:`Yes`, :guilabel:`No`, and :guilabel:`Exception`.
 
 .. image:: control_bills/control-bills-should-be-paid.png
-   :align: center
    :alt: Should Be Paid field status on draft vendor bill.
 
 .. note::
@@ -131,28 +83,7 @@ Orders --> Purchase Orders`, and select a |PO| to view.
 Click the :guilabel:`Other Information` tab, and locate the :guilabel:`Billing Status` field.
 
 .. image:: control_bills/control-bills-billing-status.png
-   :align: center
    :alt: Billing status field on a purchase order form.
 
-The table below details the different values the :guilabel:`Billing Status` field could read, and
-when they are displayed, depending on the *Bill Control* policy used.
-
-.. list-table::
-   :header-rows: 1
-   :stub-columns: 1
-
-   * - Billing Status
-     - On received quantities
-     - On ordered quantities
-   * - Nothing to Bill
-     - PO confirmed; no products received
-     - *Not applicable*
-   * - Waiting Bills
-     - All/some products received; bill not created
-     - PO confirmed
-   * - Fully Billed
-     - All/some products received; draft bill created
-     - Draft bill created
-
 .. seealso::
    :doc:`manage`