Cleaning out Online Storage?

Is it possible to clean out my online backup storage. I've backed up old data no longer needed and am running out of space so I'd like to be able to clear out the old stuff and make room for newer and needed data. Why pay for more space jst to store unneeded data?

Is it possible to clean out my online backup storage. I've backed up old data no longer needed and am running out of space so I'd like to be able to clear out the old stuff and make room for newer and needed data. Why pay for more space jst to store unneeded data?