Key Features:

• Validating contract with or without approval process
• Using teams to organize approval workflow for contracts
• Unlimited steps/levels of contract approval with email notifications
• Using contracts to create vendor contract more quickly
• Using contracts as template of purchase orders or vendor bills
• Expiring/Closing contracts automatically depending on End Date or Last Payment Date
• Multi-Company and Multi-Currency features of Odoo System are supported
• Each user of the module can initiate contract adding

To see full description of the module please visit the main Contract Management and Approval module page

Module Settings:

After installing the module, administrator can enable using contract for purchase orders and approval workflow for contracts

Contract to Purchase Order:

Each contract can help create purchase orders more quickly just by clicking the "Create Purchase Order" button:

Also you can apply contract throughout purchase order (RfQ) form:

Before:

After:

Thus you can use contracts as template for new purchase orders.