According to a first aspect of the invention, there is provided a levelling system for a lifting apparatus for lifting a person to a preferred position, which lifting apparatus comprises an extension arrangement, a platform which is pivotally connected to an end region of the extension arrangement, a support member which is pivotally connected to an opposing end region of the extension arrangement for supporting the extension arrangement and platform clear of the ground, and a displacement means for displacing the extension arrangement and with it, the platform relative the support member, the levelling system including an actuating means arranged in communication with the displacement means for actuating and maintaining the platform in a substantially horizontal orientation during operation of the displacement means when a user is on the platform.