First and foremost get a mentor - a mentor is someone who will teach you the same methods he or she uses to succeed. This will save you a lot of headaches trying to make money online. Making money online is a process.
Secondly, take action. In order words you do what your mentor tells you to do in each lesson.
Thirdly, ask questions, don't just assume. You will be surprised how the answers will help you.
Finally, be focused. One can easily get distracted with so much information out there. There is a process to making money online. Learn the process that you find easy to work with and master it. You will eventually start making money. This how I did it. You can too.