Well, computer checks sure is a legitimate business expense! and so is any reasonable charges and costs spent in the generation of your business income.Your Computer Checks order is an ordinary business expense just like any "Other Deductions". Other related charges and fees that are tax deductible is returned check fees, money wire transaction fees and monthly maintenance bank fees. They are all considered to be bank charges in your tax return. You may want to search the IRS website to get more information on this topic.