Here's a picture. What next?
So you've sketched a model of that new system. What's next?
When will you get that new system? Days? Weeks? Months?
How about right now?
How about a real system with a database, pages, reports, permissions, to-do lists, and even web services and mobile pages?
With executable models and a Model Compiler in hand, if you can dream it and you can draw it, you can do it.