I neglected to say that they all had to pick different businesses and notify me of their choice. So, yes, you are correct with your suggestion. It is possible to copy and paste with Excel and Access, yet with the assignments based on the different businesses, students using a grocery store, (for example), would set up different categories, different #'s of categories, and different formulas (say based on fruit and vegetable weights) as opposed to a sporting goods store with its own categories and formulas based per item or on bulk rates for golf balls, etc. Taxable and non-taxable items make a difference (like in paper products vs. food - or retail items vs educational items for schools, etc.