Blog about how even if you are shy and not liking the center of attention, you can still market your products, goods, or services. First, you have to believe in yourself and secondly you have to be passionate about what you are selling or doing. These are the two most important aspects of doing a video presentation or speaking in front of an audience. Next, you have to practice, yes marketing yourself takes practice. Trial error and even doing it in front of a mirror or family members at first will work.