here are

in gmail:

how to find who's spamming you:

http://www.dennisplucinik.com/blog/2007/09/03/use-gmail-to-find-out-whos-spamming-you/

how to filter image spam :

http://www.lifehacker.com/software/gmail/how-to-filter-gmail-image-spam-197955.php

How to use Gmail aliases to organise emails and handle spam

http://www.consumingexperience.com/2005/04/how-to-use-gmail-aliases-to-organise.html

Delete All Spam In Gmail

http://googlesystem.blogspot.com/2006/07/delete-all-spam-in-gmail.html

lastly:

 1. Log in to your Gmail account.
2. Click 'Settings.'
3. In the second section entitled 'Maximum page size:', you can click on
the drop-down box and select 100. This will allow you to see 100
conversations per page.
4. Click 'Save Changes.'

hope it helps