what would be the typical scenario for using bixby home in samsung galaxy s8+?

Cards are automatically arranged by relevance to the certain time based on TPO(Time, Place, Occasion) by analyzing user's behavior patterns. Network data(Wi-Fi, Mobile data) and GPS are required. (If they’re off, the user is asked to turn them on.) 

For example: In the morning, music and today's schedule, news and weather will be shown. In the evening, time change you've made on Alarm app, today's health activity statistics summary will be shown.