How to create a purchase based on a sales order

1. Select "Sales"  in the top bar and click "Order" in the menu
2. Click on the order (#) from which you wish to create a purchase
3. Click the ''Create purchase'' in the upper right corner 
   
4. A box will pop up with the items listed on the order, where you can specify the number of products to order. 
5. Click on "Create draft purchases"
6. You can find the draft under "Purchases" in the "Purchasing" tab