What is the actual purpose of Document Management System in openerp v7 or what is its exact role in the system?
Odoo is the world's easiest all-in-one management software.
It includes hundreds of business apps:
- 客户关系管理
- e-Commerce
- 会计
- 库存
- PoS
- Project
- MRP
Have you read here : https://doc.openerp.com/7.0/book/7/