Example Use Case:
I would like to save a PDF generated with A5 Documents in GoogleDrive (Due to Salesforce storage cost, I do not want to store it in Salesforce as an attachment).

App Expert Reply:
There is an app on AppExchange for syncing and saving PDF files to google drive: https://appexchange.salesforce.com/appxListingDetail?listingId=a0N30000008YbzMEAS.