If improving some portion of the codebase would make it better, but inconsistent, you should avoid the improvement. Take note, file a ticket, make a quick branc

If improving some portion of the codebase would make it better, but inconsistent, you should avoid the improvement. Take note, file a ticket, make a quick branch, and get back to what you were working on; later implement that improvement across the whole codebase as its own change, keeping things consistent.