If you are a certified personal trainer and interested in making yourself more marketable, you may consider brushing up on your computer and internet skills. Today, computers are a big part of our lives and this is only expected to increase in the future. Having a website or blog is a very effective way for personal trainers to communicate with clients, providing instructions, lessons and tutorials. In addition to being an effective communication medium, having your service or company online gives you the ability to present yourself 24 hours a …