You may not have a baby at crawling age
But if you ask visitors to your home to remove their shoes, you send a message that it is acceptable to keep your home shoe-free. That makes life easier for those who do have crawling babies.
You may not have a new carpet
You may have an old carpet that needs replacing or a wooden
floor that is covered in scratch marks. But if you have a shoes-off policy, it will make it easier for those who do have a new carpet to do the same.
You may not live in an area where there is pesticide on the ground
But if you have a no-shoes rule in your house, it will make those who do need to require shoes-off feel more comfortable about it.