Before installing a home elevator, you also need to consider the following factors: 

1. License and Approval: Before installing a household elevator, you need to obtain a license and approval from the local government. These requirements vary by region, and you need to consult the local government or a professional elevator company for more information. 

2. Safety testing: Before installing and using household elevators, safety testing is required to ensure that the elevator complies with local safety standards and regulations. 

3. User's Guide: After installing a household elevator, you need to have a detailed understanding of the user's guide and ensure that all family members understand the elevator's usage methods and safety precautions. 

4. Insurance: Before installing a home elevator, you need to consider purchasing appropriate insurance to ensure adequate protection in the event of any unforeseen circumstances. 

In short, installing a household elevator requires consideration of multiple factors, including permits and approvals, safety testing, usage guidelines, and insurance. When choosing and installing a home elevator, it is recommended that you consult a professional elevator company for more information and advice, and comply with local safety standards and regulations.