Strategy for large scale refactoring

Question

I\'m currently working in a piece of code where both logic and data access are present in the GUI classes. Obviously, I would like to improve on this situation.

The

Answer 1

Starting with a clean new architecture and moving the old peices of code into this new architecture piece by piece and refactoring it to suit the new arch would be a good option. I think a bottom up approach when moving the functions would be good.