[IMP] sales: 'Optional Product' rewritten for better English

Document: How to display optional products on a quotation?

sales/quotation/setup/optional.rst

@@ -12,64 +12,35 @@ shown accessories like a protective case, a screen cover, and headset.
 In Odoo, a customer can be presented with additional products that are 
 relevant to their chosen purchase in one of several locations.
 
-This document covers the configuration and use of suggested products in Odoo.
-
-
 Configuration
 =============
 
 Suggested products can be added to quotations directly, or to the ecommerce 
 platform via each product form. In order to use suggested products, you will
-need to have the **Ecommerce** applications installed:
+need to have the **Ecommerce** app installed:
 
-Product
--------
+Quotations
+----------
 
-On the product form view, under the **Sales** tab, you can set optional products 
-on that will be proposed on an order each time that this product is added in the 
-cart or on the sale order. On the picture below, we set 2 optional products on a
-computer case. 
+To add suggested products to quotations, you must first enable online quotations 
+in the Sales app from :menuselection:`Configuration --> Settings`. Doing so will 
+prompt you to install the Website app if you haven't already.
 
 .. image:: media/optional01.png
     :align: center
 
-Quotation template
-------------------
-
-We can configure also configure optional products on quotation template like on the 
-picture below.
+You will then be able to add suggested products to your individual quotations and 
+quotation templates under the **Suggested Products** tab of a quotation.
 
 .. image:: media/optional02.png
     :align: center
 
-For online quotation design you can follow following topic: :doc:`../online/creation`
+Website Sales
+-------------
 
-Orders with optional product
-============================
-
-Online order
-------------
-
-Now, if a customer is adding in his cart the Computer Case product on which we set 
-2 suggested products, 
-
-.. image:: media/optional03.png
-    :align: center
-
-on the same page are displayed these 2 products that they can add to their cart too.
-
-.. image:: media/optional04.png
-    :align: center
-
-The customer can after that complete the sale process from the checkout to the payment. 
-For more information on sales you can follow another topic: :doc:`../../overview/process/from_quote_to_so`
-
-Quotation backend
------------------
-
-We are creating a quotation in the sales application by using a template. The system will 
-propose on the sale order form under the **Suggested Products** tab the products that were
-defined on the template. 
+You can add suggested products to a product on its product form, under the Website 
+heading in the **Sales** tab. **Suggested products** will appear on the *product* 
+page, and **Accessory Products** will appear on the *cart* page prior to checkout.
 
 .. image:: media/optional06.png
     :align: center