The cost of purchasing a course related to IT proffession is quite on a high side in our world today, still lots of competition out there, a lot of people searching for clients using different advertising methods making it harder to find clients.
As other say the competition is so high everywhere so you need to do something more interesting things to market your skills and to became more competitive better try to ask more lower rate than your competitors since for sure from that you will get more client even here. Maybe you can start to post your portfolio and see if you can convince clients to get your service to them so make sure you finish the job according to the set deadline and you finish it without complain since for sure your existing clients will recommend you to his friends and other near them.