Free traffic from Google could lead to creating affiliate sales. Commissions were produced without the need of you to perform any hard-selling too. Thank God, this is what is God when it comes to the part of giving.
Free traffic means no costs involved in advertising and the searches are mostly coming from the search engine used by potential buyers. But the most important key in sucking these free traffic are keywords, related and useful content in blog built by making a little research in the beginning. The condition is that you must have your own written articles useful for general reading related to the niche that you are interested in and find the appropriate affiliate products to sell.