I love the ease of use. I do not have to go into the system to see what is on my invoice. I can just look up my invoice number and it is there for me. The system is easy to use and the customer service is amazing. I don't have any dislikes. I am loving the ease of use. I also love the customer service. They are always there to help me. I would highly recommend Iris to anyone. Iris has made my life so much easier. I am not spending as much time on invoices and orders. Iris has helped me with my billing as well.