A complementary sale is trying to sell more expensive products or complementary products to those who have made the first purchase of your main product. Remember: Is easier to make a sale to a person who has bought us previously, has a person who has never bought anything. And the way how you can do this complementary sale is through an Email Marketing campaign, where you can offer your subscribers list, product complementary once you’ve exhausted all the possibilities that you have acquired your main product and they did not. All you have to do is find affiliate products complementary to your main offer and add them to your system of sales, this way for every sale you make will earn a Commission. For even more details, read what Kevin Johnson says on the issue. To achieve success selling complementary products, you have to get products that naturally lead to the next product. The place where you can find complementary products affiliate, is the already well-known ClickBank, where the Hispanic market is growing exponentially and where all products of information are downloadable. By enrollment in ClickBank you can convert you in affiliate of any product that is marketed through this platform, ClickBank pays its affiliates on time and is the most reliable on the internet. CilckBank will facilitate you to investigate which are the products most suitable for promoting..