If you need to keep an eye on a particular item, you can subscribe to it to receive notifications when changes are made!
Open the quick edit menu on an item (the vertical "..." icon in the top right hand corner), or expand the item and click "..." in the top right hand corner to open the actions menu.
Choose 'Subscribe' to start receiving notifications about the item!
Items you're subscribed to will have a subscription icon on them.
To unsubscribe, follow the same steps as above but click "Unsubscribe" instead ;)