How do I stop spam from a company?

[thing3b]

I am no longer a member of <company>, but I can not seem to stop the spam comming from them, any ideas.

[edited by: Woz at 2:20 am (utc) on Mar. 24, 2004]
[edit reason] no specifics please. [/edit]

[bill]

Use your e-mail software to filter everything from them into your trash folder.