Think about 3-5 topics that you know a lot about or are passionate about. Some examples are hobbies that you have, a career that you are in or some specific and miscellaneous knowledge that you have.

One of the truly great things about blogs is that they are a means of self-expression. In a world where it can be difficult to be heard, they provide a convenient way of airing your opinions and broadcasting your ideas. There is nothing more rewarding than blogging about your passions and interests. It is also a brilliant way to enter the world of writing.

Target niche markets. Choose a niche to create a blog about. Narrow down your niche into a specific niche. Example: Weight loss is to broad of a niche. Lose weight in two weeks is a more specific niche that you can compete in.

Earn money through affiliate marketing by sending interested readers to product vendors. When you refer people to buy products, you will receive a portion of the sale.