The ability to keep track of inventory with many different types of product codes, not sure how much it was customized for our needs but I'm happy we were able to customize this software as needed. I think if you are looking at more than one vendor, make sure they have excellent customer service/support in case issues arise or changes need to be made after going live. We used to use Sage CRM, which did not provide all functions required by our organization; so switching from another ERP suite…