How do I grow from $500/month to $2000/month freelancing?

[Btaliat]

The aim of involving in freelancing. Therefore is it better for the freelancers to know how to grow in his income to make more money. If you have been earning and you wish to earn more money, you need to increase you rate as you are improving your skills. Also, you can increase your clients. Promote yourself and ask your clients to promote you just to get more clients that will patronize you. Which other ways do you know?