Try to arrange for one of the parties to arrive before the other leaves.
Imagine they arrive first at your property before you leave - this has the following
advantages:
You can welcome and meet them face to face.
You can pick them up from the airport, train station.
You can exchange keys in person.
You can introduce them to your neighbours.
You can show them around the house and locality.
If you meet your visitors personally at some stage, it will always be a benefit.