Using this module you can select multiple lot in sale order line and you can only select lot number if product lot number is avaialble with Lot quantity
The module allows you to accept price quotations of products from customers who wish to buy products in bulk. The customer can send their purchase quote to the Odoo user and buy the products when approved.
sales double validation, sales double confirm. sales approve, sales refuse. sales archive.sales workflow. Useful Sales order Workflow: Draft->To Approve->Sent->Confirmed->Checked->Delivery->Invoiced->Locked