As a helper of the House you are expected to contribute something with whatever skills you have or want to learn. You can use your skills to build something new, learn new skills in design / art / gardening / building /painting /decorating, etc.
There are three things you are expected to do during your stay. These are as follows:
When you arrive at the house and it has been empty for a while:
If you are leaving the house and suspect no one will be at the house for a while go through this checklist to make sure the house is good to be left empty: