An important feature of a new self-employed business is the 1099 expense spreadsheet. It is your primary way to keep track of your income and expenses. You may have to manage a home office business with this document.
In the event you want to earn your document more secure, you may also convert excel to PDF to prevent the misuse of the information in the dictionary. You may also import your present documents to Google Docs. Google Documents has a Spreadsheet attribute that also enables you to make a form which can be hosted on the internet.