Analytics Edge no longer offers a spam filter service to new clients. If you need help implementing filters in your account, I recommend Carlos Escalera’s service.
To remove old spam filters from your account, open Google Analytics and click the link for the Admin panel (bottom left). Make sure your Account is selected, and click the All Filters link in the Account (left) column:
For each spam filter, click the ‘delete’ link beside it to remove it from your account. Analytics Edge spam filters can be identified with names starting with ‘Valid Hostname” and ‘Spam Crawlers’: