A new online retail tool aims to increase store sales while helping online shoppers find items more easily when shopping instore. Bridging the online to offline shopping experience, this solution, an app offered by Australian company RainCheck, allows shoppers to save items in the cloud and be notified if they’re available when they go into a physical shop. Essentially, the app allows people to find something they like online, tag it and be notified when they walk into a store if it’s av