https://www.reuters.com/article/us-life360-ipo-australia/u-s-family-tracking-app-life360-seeks-investors-for-australia-ipo-idUSKCN1RD1OX >U.S. family tracking app operator Life360 has begun approaching potential investors for a listing in Sydney, fund managers said on Monday, valuing the company at up to $675 million in what could be Australia's biggest technology IPO in three years.