For people who've lost their jobs, who want to start the year with a fresh venture or are just tired of working for someone else, opening a business might seem like the ideal solution.

It takes more than desire to run a successful company, though. In fiscal year 2000-2001, the city of Tucson issued 4,677 business privilege licenses, while 4,001 were canceled. The latter group includes companies that were sold or that brought on partners, and those whose owners retired - but it also includes a number of businesses that failed.