It is easy to become used to things that are not quite right.
This is not dissimilar to moving into a new house and thinking that the first thing you will change are the bright purple carpets. Two weeks later you think that you will concentrate on doing the walls and change the carpets later. Six months down the line, other things have taken priorities and you almost don’t notice the bright purple carpets anymore, till someone visits and points them out to you.
Always carry out a walk-through of the premises with a fresh pair of eyes, perhaps get independent persons to do this objectively