We have already talked about 10 best selling products in 2016 and now we will take a look at 9 best selling products door-to-door. Just for reminders and the future comparison, the best selling products last year were perfumes, video games, music CDs, Books, Drinks,  medicines, mobile phones, cars, oil and gas, and chocolate bars. Surprisingly, the only items that match are the books and cookies and chocolate bars if […]