How do I use my Direct Vapor Coupons discount code? To use your Direct Vapor Coupons discount code, add any items you'd like to purchase to your shopping basket and click on the "View Basket or "Checkout" button. On the checkout page, enter your discount code in the "Promo Code" bo...
The results of comparative economic study, between the present and stand-alone vapor compression refrigeration systems, show that the higher value of electricity price and the lower value of discount rate are favorable for the selection of the present system....
Price-related promotion use was defined as reported use of coupons, rebates, discount codes, or other special price-related promotions when purchasing electronic vapor products (e.g., electronic cigarettes [e-cigarettes], electronic hookah [e-hookah], or vape pens). Associations between price-...