True you can return it. But most online platform won't return your money. Instead, they will allow you to shop for other things with the same amount you use in shopping that product. One way or the other, the money remains with them.What can you do if you purchase something and instantly regret it? Well, you can return it. You can try to resell it. You can force yourself to wait to make any purchases over $100, save the same amount of money you “wasted,” give yourself seven seconds, or something similar.