Sync Your Mobile Contacts With ovi and Update time to time there is no fear to loose contacts...
another feature i like is the files on ovi. it shows all pc files on your mobile with complete access to download and view on the go just subscribe with files on ovi and sync your phone with pc files.
common login for ovi and it will give u a all access to other ovi services such as share, maps, games, music, contacts etc.