Find an example of a firm that offers some good or service for free.

1. Describe the nature of the firm and the product it offers for free.
2. Describe any other products the firm may offer, including any other free products as well as those for which the firm charges a positive price.
3. Does the firm gain any competitive advantage by offering its product for free? Explain in one or two sentences.
4. Does the firm create demand for any of its "pay" products by offering a product for free? Explain in one or two sentences.