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.
At this point, you probably already know what Facebook is and what it does. What you might not know? It has a training and certification program. Facebook Blueprint offers self-paced and live e-learning courses for marketers seeking to grow their organizations using Facebook. Blueprint offers classes in different languages on how to use Facebook and Instagram -- here's a peek at the course catalog.
I clicked on a number of products to see where it took me. It does appear that the products are connected to Amazon but one would never know it since the product that shows is not the same as the listing on Amazon.. I have started a site using Amazon Affiliate products and when a visitor clicks on a product on my site it takes them to the product listing on Amazon which looks totally differenet than the Gear Patrol listings.
Obviously with such a hugely valuable niche where people will be spending on average around $30,000 to $60,000 on a boat, there will be tons of information and reviews available, right?  Wrong!  In fact, MOST of the boats that I was interested in had zero reviews to be found anywhere on the internet.  Zero.  And all the manufacturers showed was a few pictures, sometimes a sales video, and an abbreviated spec sheet.  That’s it.  I scoured the internet for unbiased reviews of boats and did not find anything helpful at all.