BOLO /boh-loh/, v. 1. Be On the Look Out. 2. Digital marketing conference in Scottsdale, AZ. BOLO brings together the thought-leaders and change-makers of the agency world. Experience authentic connections, audacious speakers, actionable ideas, and a helluva good time. BOLO 2014 is shaping up to be our best event yet. We like to keep things meaningful, so we allow just 250 of our friends to register before the doors close.