Wikipedia:Articles for deletion/Search Engine Marketing Professional Organization
I don't think  was written with non-profits in mind, but in any case the coverage they get in leading news outlets is enough to convince me of notability. If that is not enough, isn't the SEMPO's being sponsored by no less than MSN, Yahoo!, Verizon and Google a sure sign that this is not grandstanding
— User:Lambiam, 14:32, 28 May 2006 (UTC)
Stance: keep
Cited policy: WP:CORP (Wikipedia:Notability)