Tradedoubler was founded in 1999 by two young Swedish entrepreneurs. They have offices in the UK and multiple countries throughout Europe, including Sweden, Germany, France, Poland and Spain. Their focus has always been to provide smarter results for both clients and affiliates through technology. In 18 years, they’ve amassed an army of 180,000 active publishers, connecting them to over 2,000 merchants in Europe and the UK. Many of these merchants are household names.
JVZoo lets you both host and create landing pages on their own website, so it’s far better suited for professional marketers who want to flood the internet with offers, many of them for courses to make money. You don’t need your own website to participate in JVZoo, but you will need to know how to drive traffic to a landing or squeeze page in order to profit from being a JVZoo affiliate.
The best review sites (like BestReviews.com buy them all independently and test them without bias) but anyway, you could always review products you already own and use (recommended) or just not focus on product reviews at all, it's just one of 1000's of ways to make money as you should be able to see from the post that shares endless examples of ways people make money other than reviewing products.
Something to not overlook also is Pinterest, on almost all of my popular posts I spend the time to make a Pinterest specific image for them. If you don't know how to use Adobe Photoshop you can use a free online tool like Canva to create images. There are also plenty of WordPress plugins that add pin buttons to your blog as well. There are plenty of ways you can use Pinterest to drive traffic, see more tips on Buffer's blog.
As an affiliate for Boatbookings, you will receive 20% of their revenue - effectively meaning your commission will be about 4% of any sales from your referrals. You also receive 10% of any commissions Boatbookings make on repeat customers who were your referrals. They do have a minimum charter value of 3,000 ($/€/£/etc) before commissions are earned.