If you have non-programming skills like SEO, sales, PR (or eager to learn them), than it's certainly true, that you can get a lot more, than your current wage.

If you have non-programming skills like SEO, sales, PR (or eager to learn them), than it's certainly true, that you can get a lot more, than your current wage. The problem for me with working on my own is laziness - sometimes i can work for whole days without interruption, sometimes i skip months without any work.