There is a growing demand for managed cloud hosting services because not everyone with an idea is an expert in server management. Website owners, developers, agencies and even freelancers nowadays prefer not to deal with the hassles of hosting simply because managed hosting solutions save a lot of time and effort for the users. Providers like Cloudways offer various affiliates programs with great commissions.
If you know anything well, a place, how to fix something, how to make something, how to do something, you can write a guide for it. You can sell your guide as an e-book, offer it as a download for a fee on your site or reach out to bloggers with similar content and ask if they will offer it as a paid download on their website (for a price of course).
Although this article has been written in 2007, now in Feb 2014, I still find it full of great advice and tips. What I learned from this article is that when writing a review I should focus on how this product helped me achieve X instead of simply repeating and enforcing the features and benefits of the product that can also be found on the sales page.