You declare things under maintenance mode and you stop work on them other than to solve incidents or implement the postmortem improvements.
If you do this all the time for "finished" bits and instill a culture of "getting to done" in your engineering, it'll just be normal every quarter to move some stuff into maintenance and free up time.
If you do this all the time for "finished" bits and instill a culture of "getting to done" in your engineering, it'll just be normal every quarter to move some stuff into maintenance and free up time.