B&W laser printers are very good for small business. I use one myself and I haven't replaced the toner since I bought the printer - 2 years ago. I don't print much, but it's still better than inkjet.
"A personal computer (PC) is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end user, with no intervening computer operator." (Wikipedia)
It IS old. I am really surprised I got this link. Sorry you can't comment on it on this site. The original post actually came from my Blogger blog. Thanks :)