Share your insights or perspective on the financial matter presented in the input.

I may earn a lot of cash soon through self-employment on a lucrative project.  How to handle the tax?
I'm not familiar with Canadian taxes, but had your question been written about the United States, I'd advise you to at least consult for a couple of hours with an accountant. Taxes are complex, and the cost of making a mistake generally exceeds the cost of getting professional advice.