You know the feeling of frustration when your inbox gets cluttered and you can´t find a thing. If you receive hundreds of e-mails each week, you know how easy your inbox can get messy and how difficult it can be to make it organised again. Here are 10 steps on how to keep your inbox clean and organised: Delete. Delete. Whenever you see an e-mail from an unknown sender, look at the Subject line. If you see unknown and funny characters with no sense at all, the e-mail is spam and you should delete it immediately. Use ...