List of Companies to E-mail for coupons and Free Stuff. Just let them know how much you love their products and that you would love coupons or free items. Not every company will answer, not every company will send out coupons etc.. but most will. Always include your name and address in the first e-mail, so they don’t have to reply and ask for it again. Click “SEE MORE” below to see the full list. If you have any good companies to add leave their “Contact Us” link in the comments below.