The quickest way to create a new order is to duplicate a previous one. Once you locate a similar order, refer to the images below for how to duplicate it. 

When you duplicate an order, you will create a draft order with the same details copied from the previous order, except delivery date and attachments. You can then edit any aspect of your draft order before sending to your contact. 

How to duplicate an order from the order list view:

How to duplicate an order from the order detail view: