A sole proprietorship is the most common and easiest type of business to form in Washington State, as explained by the State of Washington website. A sole proprietorship begins when a single ...

The Sole Source Form is not a substitute for poor planning. You must explain what the emergency is and why it is urgent. Is there a natural disaster or catastrophic event resulting in an immediate ...

Sole proprietorships file their income taxes for the business with their personal income tax forms. You will need to file Form 1040 for your personal income tax and file a Schedule C: Profit or ...