Former Olympic beach volleyball player Nat Cook reveals she retired $300,000 in debt after five Olympic Games, having mortgaged her parents' house to fund her final campaign. The Great Aussie Athlete Barbecue fundraising initiative aims to support current Olympic athletes facing significant financial burdens from training, travel, equipment, and coaching costs. The Aussie Athlete Fund educates athletes on sustainable fundraising while connecting them with corporate networks and community support through backyard barbecue events.