Summary: 

 To add any additional charges e.g. shipping and freight to add to a sales order.

Steps:

1.  Click Sales
2.  Click Add Sales Order/View Sales Order
3. Scroll down to Charge
4. Enter charge details
   • Enter name of Charge  
   • Enter charge Price
   • (Optional) Enter Sales Account
   • Enter Tax Rate 
5. Click Add

Additional Information

When adding a charge, this will not affect the average landed cost unless you make the charge as a never diminishing product in your sales line.