The Interior project handover phase signals the official transfer of a completed design to the client, emphasizing the importance of thorough preparation and communication. It includes confirming all scheduled tasks, performing quality checks, and addressing any legal or financial obligations. Designers must manage unresolved issues, handle waste responsibly, and educate clients on system operation and maintenance. A comprehensive documentation checklist is vital to ensure everything is completed. The final presentation should be polished to create a lasting impression. Celebrating the handover, including a symbolic key exchange and expressing gratitude, ultimately fosters client satisfaction and cultivates future referrals.