How do I delete or add email addresses from spam blocker in yahoo?

Go to mail page and click on "options" (top right corner)---then click on block addresses.





Here you can add addresses to be blocked, by entering that address in the blank and clicking "add block".


Here is also where you can remove addresses from the blocked list, by clicking on the address in the list, and then click "remove block"





If you're using Beta or New mail---go to mail page%26gt;%26gt;options%26gt;%26gt;mail options%26gt;%26gt;spam%26gt;%26gt;block addresses.