If you're thinking about learning how to make money by blogging, you're likely to start aiming at very broad niches. Most beginners do this in an attempt to appeal to the broadest possible audience they can find. They seem to believe that encompassing a very large topic might mean more people will visit their blog and end up buying something.
What they forget is that very big, popular topics are often populated with huge levels of competition. This makes it infinitely more difficult for a new, unstablished blog to compete, especially in