It does not make sense to me either unless there are some unspoken assumptions. For example, if you give a copy to a cleaning service, you may want to give only

It does not make sense to me either unless there are some unspoken assumptions. For example, if you give a copy to a cleaning service, you may want to give only the front door to require access visible from a camera or something like that. I grew up in a house with nine exterior doors (not very large, just every room had an exterior door) and getting them keyed the same was a wonderful upgrade.