After a lot of hard work, we have finally won the opportunity, and it is time to turn this opportunity into a quotation. At this point, Odoo makes it easy to take that opportunity and turn it into an actual quotation.

Open up the opportunity and click the New Quotation tab at the top of the opportunity form:

Unlike Odoo 8, which prompts for more information, in Odoo 10 you get taken to a new quote with the customer information already filled in: