Neatreceipts and how to learn the basics
You will know for certain that the copy you have is correct if you use a portable scanner. You can find a good portable scanner for about $150. If it costs much more than that it will have a lot more features to use. When shopping for one, check to make sure it has an output format for the particular use you need it for. If you want one that scans both sides make sure you get one with that feature.