No business exists in a vacuum. Yours is a part of a chain of customers, suppliers, utilities and vendors. Y2K failures connected with any of these supply lines will have a negative impact on your business. Professional organizations and trade associations may be able to provide you with support and advice. There are many consulting firms and independent consultants who can help you get your business ready for the century date change.
Many small businesses use self-contained PCs for a variety of business functions.
Turn on the power to your PC and allow your computer to boot from disk. You are now ready to begin your Y2K compatibility tests. Then, power off your PC and wait ten minutes. Power up again, and notice the date as it comes up on your screen. Repeat the test with the February 29 leap year date.