How to link inventory to sales documents in BUSY?

BUSY offers various features to maintain inventory. Those features depends upon the model you have. Below is the features as per the model:
Basic model: You can mainatain stock with sale purchase sale return purchase return with multi godowns and can check its reporting in Display, stock status report
Standard model: Along with basic model feature, in standard you will get
1. Parameter wise stock
2. Serial no. wise stock
3. Batch wise stock
4. MRP wise stock
5. Job work stock
6. Quotation/order/challan reporting
7. Production etc.
To maintain proper workflow of sale invoices, in which you can add quotation, order, challan and then sale invoice, please follow below steps:
Step 1: Go the the Administration menu
Step 2: Click on the configuration option
Step 3: Click feature/option, open Inventory Tab
Step 4: Enable option regarding sale quotation, sale order and challan processing
Step 5: Select their respective configuration
Step 6: In transaction menu, you will find sale quotation and sale order voucher
Step 7: Add Quotation voucher and pick its refrence in order by using F11 key on item grid lines
Step 8: To add challan, use material issue to party voucher select type as sale challan
Step 9: while generating sale invoice salect type as against challan, it will adjust challan refrence
In this way you can link invetory with proper channel with sales.