for new inventory and have the barcodes go into mac excel to be able to keep track of inventory. let me explain - i am trying to update my yarn shop because business is growing some and would like to computerized the inventory coming in and also be able to scan the barcode when customers purchase it and than give them a receipt. Very new at this. I have been just writing the receipts out and marking all the inventory by hand with a code. Now the business is growing some and it is taking to long for all of that. any suggestions.