Syncing data from your system is possible by using Google Drive.
Google drive is available with your Google apps account which makes you possible to sync your important data on cloud.
following steps will guide how to make it possible
Step 1: You can download Google for your PC from this link
Step 2: Install it
Step 3: After installation open it and sign in with your Google Apps account credentials.
Step 4: Now your Google Drive is ready to use.
All your documents created online will be visible in this folder.
And if you want to sync any file on cloud you just have to Copy paste it in the Google Drive folder in your PC