What are the benefits of taking an online writing skills practice?

The biggest benefit is .....that taking online course expresses your seriousness in improving your skills, two, it represents your ability to size and measure up your skills. Three, it will provide you a practice regime which is a great determinate for being a writer and gives you tremendous opportunities for growth. 

Online writing gives you a broader opportunity to reach out to your target audience.  And an online writer has to keep up with the trend (SEO-wise) otherwise, he/she would just be lost in the heap of competitors.