Help I don't have any but this 'Other' in my storage

OS X 10. 7 Lion / 10.8 Mountain Lion / 10.9 Mavericks

About “Other”:

http://support.apple.com/kb/HT6047

Go step by step and test.

1. Start up in Safe Mode.

http://support.apple.com/kb/PH11212

2. Empty Trash.

http://support.apple.com/kb/PH10677

3. Delete "Recovered Messages", if any.

Hold the option key down and click "Go" menu in the Finder menu bar.

Select "Library" from the dropdown.

Library > Mail > V2 > Mailboxes

Delete "Recovered Messages", if any.

Empty Trash. Restart.

4. Repair Disk

Steps 1 through 7

http://support.apple.com/kb/PH5836

5. Disk space / Time Machine ?/ Local Snapshots

Local backups

http://support.apple.com/kb/ht4878

6. Delete old iOS Devices Backup.

iTunes > Preferences > Devices

Highlight the old Backups , press “Delete Backup” and then “OK”.

http://support.apple.com/kb/HT4946?viewlocale=en_US&locale=en_US

7. Re-index Macintosh HD.

System Preferences > Spotlight > Privacy

http://support.apple.com/kb/ht2409

Rebuild the Spotlight index. If you try to search now from the magnifying-glass icon in the top right corner of the display, there will be an indication that indexing is in progress.