Two spots to check right away are your Spam and Trash folders. Anything sitting in either of those still counts against your limit until you permanently remove it. Big attachments like photos and ...
Pay up or shut up aren't the only options.
The easiest ways to tame your inbox.
Is your email inbox overflowing? Maybe you haven't unsubscribed to those newsletters you stopped reading, or you forgot to delete a few spammy emails, and suddenly you've used up the 15GB of storage ...