It's always better to sell at a discounted price than no sale at all.
You can allure your customers by offering them products with irresistible prizing.
It's a great way to increase traffic to your store and ultimately your sales also Offering sale might help to build up customer loyalty towards your store, which will lead to increase in return business.
On sale extension enables you to make a separate category for the offer products. All the products in that category will be displayed as featured products.