The economic environment is bad, the company has no business, and you just want to submit a simple "zero declaration"? So you downloaded a paper form online, filled in "zero income," found a CRA address, affixed a stamp, and mailed it. You thought: "I've saved on tax filing fees again; filing myself is so convenient!" A few months later, you received a letter. Opening it, you found a fine notice for over $1000 . You were stunned. The company hadn't made a single penny, so why