Before you can even think about make a bundle of money blogging you need to be able to write. Your writing should focus on a area which you are familiar with. Try to be informative and interesting. Bonus points if you can break a story. Once you have a large collection of articles and rank well in search engines for your niche (may take time to build links) then and only then should you try to monetize. Use advertising embedded in your content within the context of what you're writing about. You can sell ad-space.