The document describes an app called Out of Stock that helps users locate the nearest shops having a product they are looking for if it is out of stock at the first shop visited. The app aims to help shoppers aged 12-70 find products they couldn't find in the initial shop. It discusses questions about typical shopping habits and experiences not finding products. It proposes showing the closest shops with the needed product as the minimum viable product and marketing the app on social media and in shops.