Affiliate marketing is one of the best ways to earn money online with your blog. If done correctly, you won’t need to join another ad-network again. Indeed, there are many examples of bloggers who have completely swapped out other ads in favour of affiliate ads, because that’s what they do now – affiliate marketing. But there’s a reason why such ads don’t work with everyone. Many become prey to some pitfalls which a pro-blogger knows how to avoid. Here are some of the common affiliate marketing mistakes you must avoid.