Lew Hoff

#eventprofs exhibitor tips tradeshow conferences lead retrieval badge scanner app #eventtech tradeshows app for session attendance tracking follow-up college fair attendance tracking badge scanning tradeshow badges print qr code on badge barcode on a badge exhibitor follow-up exhibitor marketing exhibitor toolkit tradeshow sales tradeshow selling email follow up prove roi exhibitor best practices tradeshow marketing social media events conference marketing sales prep for tradeshow conference event session exhibitions attendee tracking ipad exhibitons ileads traffic builder email lead capture lead gen events tradehsows