#. Go to *Sale -> Orders -> Quotations* and create a new Quotation.
#. Create a new line with the following options:

   * `Route`: MTO.
   * `Vendor`: Vendor B.
#. Confirm sale order.
#. A new purchase order will have been created to Vendor B.
#. If you don't want to apply restriction, you can uncheck "Restrict allowed vendors in sale orders" field in *Purchase > Configuration > Products*.
