I was told by the taxhelp line a couple of years ago that I'm only a window cleaner and I don't need a computer (even though I was running a web site...
Still sneaked the cost of the system through though as a capital expediture gained from the depressiation value ect..
I think my book keeper clainmes about 60% against tax as I use it for the forum, banking,Web site, e-mails,faxing,taking payments, and excessn to information relivant to my trade..
This % includes printers, paper, inks,scanners,hard and soft ware updates,date storage (dicsks)