Marketing 04.09.2014 13:54 04.09.2014 13:54 Alexander Semenov Results of the second Zenna Apps webinar and App2Top.ru Published by Alexander Semenov Tags: webinars,Zenna Apps Based on the results of the Zenna Apps webinar and App2Top.ru which took place last night, we are posting its presentation. Tags: webinarsZenna Apps