UX Design is relatively a new discipline and sometimes misunderstood. The simplest way of defining UX Design is this: designing the experience a user has when interacting with a product, service or event. A lot of businesses don’t know how UX Design can make a big difference for their product.
Putting emphasis on user-centered design for complex systems is a must. When multi-faceted systems have a lot of user tasks, a good plan and UX designer needs to be involved. Your project stands to gain the trust of the user, increase the conversions and get virality. A good UX designer make decisions based on the statistics collected, anecdotal evidence given by users and good user design principles.